The diagram below shows a block on a horizontal frictionless surface. A 100.newton force acts on the block at an angle of 30. above the horizontal.


 Samson Hart
 3 years ago
 Views:
Transcription
1 Name: 1) 2) 3) Two students are pushing a car. What should be the angle of each student's arms with respect to the flat ground to maximize the horizontal component of the force? A) 90 B) 0 C) 30 D) 45 What is an essential characteristic of an object in equilibrium? A) zero kinetic energy B) zero velocity C) zero acceleration D) zero potential energy Page 1 The diagram below shows a block on a horizontal frictionless surface. A 100.newton force acts on the block at an angle of 30. above the horizontal. 4) 5) 6) What is the magnitude of force F if it establishes equilibrium? A) 86.6 N B) 50.0 N C) 187 N D) 100. N In which situation is the net force on the object equal to zero? A) an automobile braking to a stop B) a pitched baseball being hit by a bat C) a bicycle moving at constant speed on a straight, level road D) a satellite moving at constant speed around Earth in a circular orbit A man standing on a scale in an elevator notices that the scale reads 30 newtons greater than his normal weight. Which type of movement of the elevator could cause this greaterthannormal reading? A) accelerating upward B) accelerating downward C) moving downward at constant speed D) moving upward at constant speed The diagram below represents a 0.40kilogram stone attached to a string. The stone is moving at a constant speed of 4.0 meters per second in a horizontal circle having a radius of 0.80 meter. 7) 8) 9) What is the magnitude of the centripetal acceleration of the stone? A) 0.0 m/s2 B) 2.0 m/s2 C) 20. m/s2 D) 5.0 m/s2 A high school physics student is sitting in a seat reading this question. The magnitude of the force with which the seat is pushing up on the student to support him is closest to A) 6,000 N B) 0 N C) 600 N D) 60 N A 1,200kilogram car traveling at 10. meters per second hits a tree and is brought to rest in 0.10 second. What is the magnitude of the average force acting on the car to bring it to rest? A) N B) N C) N D) N A ball having mass m is struck by a bat having mass 9m. Compared to the magnitude of the force exerted by the bat on the ball, the magnitude of the force exerted by the ball on the bat is A) the same B) greater C) less
2 10) A constant unbalanced force is applied to an object for a period of time. Which graph best represents the acceleration of the object as a function of elapsed time? Page 2 A) C) B) D) 11) 12) The force required to start an object sliding across a uniform horizontal surface is larger than the force required to keep the object sliding at a constant velocity. The magnitudes of the required forces are different in these situations because the force of kinetic friction A) decreases as the speed of the object relative to the surface increases B) increases as the speed of the object relative to the surface increases C) is less than the force of static friction D) is greater than the force of static friction The table below lists the coefficients of kinetic friction for four materials sliding over steel. 13) A 10.kilogram block of each of these materials is pulled horizontally across a steel floor at constant velocity. Which block requires the smallest applied force to keep it moving at constant velocity? A) aluminum B) steel C) copper D) brass The diagram below represents a block sliding down an incline. 14) 15) Which vector best represents the frictional force acting on the block? A) A B) B C) C D) D If the magnitude of the gravitational force of Earth on the Moon is F, the magnitude of the gravitational force of the Moon on Earth is A) larger than F B) smaller than F C) equal to F A wooden block is at rest on a horizontal steel surface. If a 10.newton force applied parallel to the surface is required to set the block in motion, how much force is required to keep the block moving at constant velocity? A) less than 10. N B) 10. N C) greater than 10. N
3 16) Page 3 The graph below represents the relationship between gravitational force and mass for objects near the surface of Earth. 17) 18) What does the slope of the graph represent? A) acceleration due to gravity B) universal gravitational constant C) weight of objects D) momentum of objects The magnitude of the acceleration due to gravity on the surface of planet A is twice as great as on the surface of planet B. What is the ratio of the weight of mass X on the surface of planet A to its weight on the surface of planet B? A) 4:1 B) 1:4 C) 2:1 D) 1:2 The diagram below shows a force of magnitude F applied to a mass at angle relative to a horizontal frictionless surface. 19) As angle is increased, the horizontal acceleration of the mass A) decreases B) remains the same C) increases The diagram below shows a horizontal 8.0newton force applied to a 4.0kilogram block on a frictionless table. 20) 21) What is the magnitude of the block's acceleration? A) 9.8 m/s2 B) 32 m/s2 C) 2.0 m/s2 D) 0.50 m/s2 A spring scale reads 20. newtons as it pulls a 5.0kilogram mass across a table. What is the magnitude of the force exerted by the mass on the spring scale? A) 4.0 N B) 5.0 N C) 20. N D) 49 N A 40.kilogram mass is moving across a horizontal surface at 5.0 meters per second. What is the magnitude of the net force required to bring the mass to a stop in 8.0 seconds? A) 25 N B) 1.0 N C) 40. N D) 5.0 N
4 22) Page 4 The diagram below shows a compressed spring between two carts initially at rest on a horizontal frictionless surface. Cart A has a mass of 2 kilograms and cart B has a mass of 1 kilogram. A string holds the carts together. 23) 24) 25) What occurs when the string is cut and the carts move apart? A) The magnitude of the impulse applied to cart A is twice the magnitude of the impulse applied to cart B. B) The length of time that the force acts on cart A is twice the length of time the force acts on cart B. C) The magnitude of the acceleration of cart A is onehalf the magnitude of the acceleration of cart B. D) The magnitude of the force exerted on cart A is onehalf the magnitude of the force exerted on cart B. A 1.5kilogram lab cart is accelerated uniformly from rest to a speed of 2.0 meters per second in 0.50 second. What is the magnitude of the force producing this acceleration? A) 0.70 N B) 1.5 N C) 6.0 N D) 3.0 N A 50.newton horizontal force is needed to keep an object weighing 500. newtons moving at a constant velocity of 2.0 meters per second across a horizontal surface. What is the magnitude of the frictional force acting on the object? A) 0 N B) 450. N C) 50. N D) 500. N Which graph best represents the relationship between acceleration due to gravity and mass for objects near the surface of Earth? [Neglect air resistance.] A) C) B) D) 26) 27) A net force of 25 newtons is applied horizontally to a 10.kilogram block resting on a table. What is the magnitude of the acceleration of the block? A) 0.0 m/s2 B) 0.26 m/s2 C) 2.5 m/s2 D) 0.40 m/s2 A different force is applied to each of four 1kilogram blocks to slide them across a uniform steel surface at constant speed as shown below. In which diagram is the coefficient of friction between the block and steel smallest? A) C) B) D) 28) A mosquito flying over a highway strikes the windshield of a moving truck. Compared to the magnitude of the force of the truck on the mosquito during the collision, the magnitude of the force of the mosquito on the truck is A) the same B) larger C) smaller
5 29) In the diagram below, a box is on a frictionless horizontal surface with forces F1 and F2 acting as shown Page 5 If the magnitude of F1 is greater than the magnitude of F2, then the box is 30) A) accelerating in the direction of F2 B) moving at constant speed in the direction of F2 C) accelerating in the direction of F1 D) moving at constant speed in the direction of F1 The diagram below shows a block sliding down a plane inclined at angle with the horizontal. 31) 32) As angle is increased, the coefficient of kinetic friction between the bottom surface of the block and the surface of the incline will A) increase B) decrease C) remain the same A net force of 10. newtons accelerates an object at 5.0 meters per second2. What net force would be required to accelerate the same object at 1.0 meter per second2? A) 2.0 N B) 1.0 N C) 50. N D) 5.0 N The diagram below shows a granite block being slid at constant speed across a horizontal concrete floor by a force parallel to the floor. Which pair of quantities could be used to determine the coefficient of friction for the granite on the concrete? A) frictional force and speed of the block B) frictional force and normal force on the block C) mass and speed of the block D) mass and normal force on the block
6 33) Page 6 A kilogram car is driven clockwise around a flat circular track of radius 25.0 meters. The speed of the car is a constant 5.00 meters per second. 34) 35) 36) 37) 38) What is the minimum friction force that must exist between the tires and the road to prevent the car from skidding as it rounds the curve? A) N B) N Which person has the greatest inertia? A) a 110kg wrestler resting on a mat B) a 90kg man walking at 2 m/s C) a 50kg girl sprinting at 10 m/s D) a 70kg longdistance runner traveling at 5 m/s C) N D) N What is the magnitude of the gravitational force between two 5.0kilogram masses separated by a distance of 5.0 meters? A) N B) N C) N D) N An object weighs 100. newtons on Earth's surface. When it is moved to a point one Earth radius above Earth's surface, it will weigh A) 400. N B) 100. N C) 25.0 N D) 50.0 N What is the speed of a kilogram car that has a momentum of kilogram meters per second east? A) m/s B) m/s C) m/s D) m/s A kilogram bullet is fired from a 4.0kilogram rifle that is initially at rest. If the bullet leaves the rifle with momentum having a magnitude of 20. kilogram meters per second, what will be the magnitude of the momentum of the rifle's recoil? A) 0.25 kg m/s B) 1,600 kg m/s C) 20. kg m/s D) 80. kg m/s
7 39) Page 7 The diagram below shows a 0.1kilogram apple attached to a branch of a tree 2 meters above a spring on the ground below. The apple falls and hits the spring, compressing it 0.1 meter from its rest position. If all of the gravitational potential energy of the apple on the tree is transferred to the spring when it is compressed, what is the spring constant of this spring? A) 40 N/m B) 10 N/m C) 400 N/m D) 100 N/m 40) A bullet traveling at meters per second is brought to rest by an impulse of 50. newton seconds. What is the mass of the bullet? A) kg B) kg C) kg D) kg
7. Two forces are applied to a 2.0kilogram block on a frictionless horizontal surface, as shown in the diagram below.
1. Which statement about the movement of an object with zero acceleration is true? The object must be at rest. The object must be slowing down. The object may be speeding up. The object may be in motion.
More information1d forces and motion
Name: ate: 1. car accelerates uniformly from rest to a speed of 10 meters per second in 2 seconds. The acceleration of the car is 4. book weighing 20. newtons slides at constant velocity down a ramp inclined
More informationPage 1. Name: Section This assignment is due at the first class in 2019 Part I Show all work!
Name: Section This assignment is due at the first class in 2019 Part I Show all work! 71641  Page 1 1) A car travels at constant speed around a section of horizontal, circular track. On the diagram provided
More informationact concurrently on point P, as shown in the diagram. The equilibrant of F 1
Page 1 of 10 forcefrictionvectors review Name 12NOV04 1. A 150.newton force, F1, and a 200.newton force, F 2, are applied simultaneously to the same point on a large crate resting on a frictionless,
More informationA) more mass and more inertia C) the same as the magnitude of the rock's weight C) a man standing still on a bathroom scale
1. A 15kilogram cart is at rest on a horizontal surface. A 5kilogram box is placed in the cart. Compared to the mass and inertia of the cart, the cartbox system has A) more mass and more inertia B)
More informationPhysics Christmas Break Packet w/ Answers Which vector below represents the resultant of the two displacement vectors shown?
Physics hristmas reak Packet w/ nswers 2018 Name: ate: 1. Which vector below represents the resultant of the two displacement vectors shown? 4. The accompanying diagram represents a block sliding down
More informationUpon collision, the clay and steel block stick together and move to the right with a speed of
1. A 2.0kilogram ball traveling north at 4.0 meters per second collides head on with a 1.0kilogram ball traveling south at 8.0 meters per second. What is the magnitude of the total momentum of the two
More informationPage 1. Name:
Name: 38341  Page 1 1) If a woman runs 100 meters north and then 70 meters south, her total displacement is A) 170 m south B) 170 m north C) 30 m south D) 30 m north 2) The graph below represents the
More informationRegents Physics. Physics Midterm Review  Multiple Choice Problems
Name Physics Midterm Review  Multiple Choice Problems Regents Physics 1. A car traveling on a straight road at 15.0 meters per second accelerates uniformly to a speed of 21.0 meters per second in 12.0
More informationPhysics Midterm Review KEY
Name: Date: 1. Which quantities are scalar? A. speed and work B. velocity and force C. distance and acceleration D. momentum and power 2. A 160.kilogram space vehicle is traveling along a straight line
More informationC) D) 2. The diagram below shows a worker using a rope to pull a cart.
1. Which graph best represents the relationship between the acceleration of an object falling freely near the surface of Earth and the time that it falls? 2. The diagram below shows a worker using a rope
More informationBase your answers to questions 5 and 6 on the information below.
1. A car travels 90. meters due north in 15 seconds. Then the car turns around and travels 40. meters due south in 5.0 seconds. What is the magnitude of the average velocity of the car during this 20.second
More informationImpulse,Momentum, CM Practice Questions
Name: Date: 1. A 12.0kilogram cart is moving at a speed of 0.25 meter per second. After the speed of the cart is tripled, the inertia of the cart will be A. unchanged B. onethird as great C. three times
More informationDynamicsNewton's 2nd Law
1. A constant unbalanced force is applied to an object for a period of time. Which graph best represents the acceleration of the object as a function of elapsed time? 2. The diagram below shows a horizontal
More informationMidterm Prep. 1. Which combination correctly pairs a vector quantity with its corresponding unit?
Name: ate: 1. Which combination correctly pairs a vector quantity with its corresponding unit?. weight and kg. velocity and m/s. speed and m/s. acceleration and m 2 /s 2. 12.0kilogram cart is moving at
More information1. A baseball player throws a ball horizontally. Which statement best describes the ball's motion after it is thrown? [Neglect the effect of
1. A baseball player throws a ball horizontally. Which statement best describes the ball's motion after it is thrown? [Neglect the effect of friction.] A) Its vertical speed remains the same, and its horizontal
More informationPhysics Test Review: Mechanics Session: Name:
Directions: For each statement or question, write in the answer box, the number of the word or expression that, of those given, best completes the statement or answers the question. 1. The diagram below
More information5. Two forces are applied to a 2.0kilogram block on a frictionless horizontal surface, as shown in the diagram below.
1. The greatest increase in the inertia of an object would be produced by increasing the A) mass of the object from 1.0 kg to 2.0 kg B) net force applied to the object from 1.0 N to 2.0 N C) time that
More informationDynamicsNewton's 2nd Law
1. A constant unbalanced force is applied to an object for a period of time. Which graph best represents the acceleration of the object as a function of elapsed time? 2. The diagram below shows a horizontal
More informationSt. Mary's H.S. Physics. Midterm Review
Name Midterm Review St. Mary's H.S. Physics 1. If a car accelerates uniformly from rest to 15 meters per second over a distance of 100. meters, the magnitude of the car s acceleration is A) 0.15 m/s 2
More informationPeriod: Date: Review  UCM & Energy. Page 1. Base your answers to questions 1 and 2 on the information and diagram below.
Base your answers to questions 1 and 2 on the information and diagram below. The diagram shows the top view of a kilogram student at point A on an amusement park ride. The ride spins the student in a
More information1. (P2.1A) The picture below shows a ball rolling along a table at 1 second time intervals. What is the object s average velocity after 6 seconds?
PHYSICS FINAL EXAM REVIEW FIRST SEMESTER (01/2017) UNIT 1 Motion P2.1 A Calculate the average speed of an object using the change of position and elapsed time. P2.1B Represent the velocities for linear
More information6. Which graph best represents the motion of an object that is not in equilibrium as it travels along a straight line? A) B)
1. The data table below lists the mass and speed of four different objects. 6. Which graph best represents the motion of an object that is not in equilibrium as it travels along a straight line? Which
More information3. The diagram shows two bowling balls, A and B, each having a mass of 7.00 kilograms, placed 2.00 meters apart.
1. Which statement describes the gravitational force and the electrostatic force between two charged particles? A) The gravitational force may be either attractive or repulsive, whereas the electrostatic
More informationPage 1. Name: 1) The diagram below represents two concurrent forces.
Name: 34341  Page 1 1) The diagram below represents two concurrent forces. Which vector represents the force that will produce equilibrium with these two forces? 2) Which diagram represents a box in
More informationm/s m/s m/s m/s
P and J review Name 10FEB03 1. The diagram shows two carts on a horizontal, frictionless surface being pushed apart when a compressed spring attached to one of the carts is released. Cart A has a mass
More informationReview 3: Forces. 1. Which graph best represents the motion of an object in equilibrium? A) B) C) D)
1. Which graph best represents the motion of an object in equilibrium? A) B) C) D) 2. A rock is thrown straight up into the air. At the highest point of the rock's path, the magnitude of the net force
More informationForces Review. A. less than the magnitude of the rock s weight, but greater than zero A. 0 B. 45 C. 90. D. 180.
Name: ate: 1. Two 20.newton forces act concurrently on an object. What angle between these forces will produce a resultant force with the greatest magnitude?. 0 B. 45 C. 90.. 180. 5. rock is thrown straight
More informationName: Class: 903 Active Physics Winter Break Regents Prep December 2014
In this section use the following equations for velocity and displacement to solve: 1. In a drill during basketball practice, a player runs the length of the 30.meter court and back. The player does this
More informationPage 1. Name: 1) If a man walks 17 meters east then 17 meters south, the magnitude of the man's displacement is A) 34 m B) 30.
Name: 1) If a man walks 17 meters east then 17 meters south, the magnitude of the man's displacement is 34 m 30. m 17 m 24 m 2) The graph below represents the motion of a body that is moving with 6) Which
More informationCentripetal Force Review. 1. The graph given shows the weight of three objects on planet X as a function of their mass.
Name: ate: 1. The graph given shows the weight of three objects on planet X as a function of their mass. 3. If the circular track were to suddenly become frictionless at the instant shown in the diagram,
More informationPart I Review Unit Review Name Momentum and Impulse
Part I Review Unit Review Name Momentum and Impulse 1. A 5.00kilogram block slides along a horizontal, frictionless surface at 10.0 meters per second for 4.00 seconds. The magnitude of the block's momentum
More informationMomentum Problems. What is the total momentum of the twoobject system that is shown after the expansion of the spring?
Name: ate: 1. The diagram here shows a 1kilogram aluminum sphere and a 3kilogram copper sphere of equal radius located 20 meters above the ground. 4. The diagram shown represents two objects at rest
More informationForces. 3. The graph given shows the weight of three objects on planet X as a function of their mass. A. 0 N. B. between 0 N and 12 N C.
Name: Date: 1. When a 12newton horizontal force is applied to a box on a horizontal tabletop, the box remains at rest. The force of static friction acting on the box is 3. The graph given shows the weight
More informationRELEASED. Go to next page. 2. The graph shows the acceleration of a car over time.
1. n object is launched across a room. How can a student determine the average horizontal velocity of the object using a meter stick and a calculator? The student can calculate the object s initial potential
More informationPractice Test for Midterm Exam
A.P. Physics Practice Test for Midterm Exam Kinematics 1. Which of the following statements are about uniformly accelerated motion? Select two answers. a) If an object s acceleration is constant then it
More informationIsaac Newton. What is the acceleration of the car? "If I have seen further it is by standing on the shoulders of giants" Isaac Newton to Robert Hooke
Aim: What did Isaac Newton teach us about motion? Do Now: 1. A 2009 Ford Mustang convertible is travelling at constant velocity on Interstate 95 south from Philadelphia to Wilmington Delaware. It passes
More informationExam #2, Chapters 57 PHYS 1014M MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Exam #2, Chapters 57 Name PHYS 1014M MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The quantity 1/2 mv2 is A) the potential energy of the object.
More informationUnit 6: Forces II PRACTICE PROBLEMS
Regents Physics Mrs. Long Unit 6: Forces II PRACTICE PROBLEMS Essential Understanding for the Unit: The net force can be determined by using force diagrams in order to show all forces acting, and thereby
More information5. Use the graph below to determine the displacement of the object at the end of the first seven seconds.
Name: Hour: 1. The slope of the tangent on a positiontime graph equals the: Sem 1 Exam Review Advanced Physics 20152016 2. The area under the curve on a velocitytime graph equals the: 3. The graph below
More informationCircular Motion. 2 types of Acceleration. Centripetal Force and Acceleration. In a circle. Constant Velocity vs. Constant Speed.
Circular Motion What does it mean to accelerate Centripetal Force and Acceleration Constant Velocity vs. Constant Speed. 2 types of Acceleration In a circle Direction of acceleration / velocity top view
More informationm/s m/s m/s m/s
P And J Review TEACHER ANSWER KEY February 10, 2003 2 1. The diagram shows two carts on a horizontal, frictionless surface being pushed apart when a compressed spring attached to one of the carts is released.
More information1. A sphere with a radius of 1.7 cm has a volume of: A) m 3 B) m 3 C) m 3 D) 0.11 m 3 E) 21 m 3
1. A sphere with a radius of 1.7 cm has a volume of: A) 2.1 10 5 m 3 B) 9.1 10 4 m 3 C) 3.6 10 3 m 3 D) 0.11 m 3 E) 21 m 3 2. A 25N crate slides down a frictionless incline that is 25 above the horizontal.
More informationv (m/s) 10 d. displacement from 04 s 28 m e. time interval during which the net force is zero 02 s f. average velocity from 04 s 7 m/s x (m) 20
Physics Final Exam Mechanics Review Answers 1. Use the velocitytime graph below to find the: a. velocity at 2 s 6 m/s v (m/s) 1 b. acceleration from 2 s 6 c. acceleration from 24 s 2 m/s 2 2 4 t (s)
More informationPRACTICE TEST for Midterm Exam
South Pasadena AP Physics PRACTICE TEST for Midterm Exam FORMULAS Name Period Date / / d = vt d = v o t + ½ at 2 d = v o + v 2 t v = v o + at v 2 = v 2 o + 2ad v = v x 2 + v y 2 = tan 1 v y v v x = v cos
More informationMidterm Review. 1. A car accelerates uniformly from rest to a speed of 10 meters per second in 2 seconds. The acceleration of the car is
Name: Date: 1. car accelerates uniformly from rest to a speed of 10 meters per second in 2 seconds. The acceleration of the car is 1.. 0.2 m/sec 2. 5 m/sec 2 C. 10 m/sec 2 D. 20 m/sec 2 2. steel ball is
More informationFriction (static & Kinetic) Review
Friction (static & Kinetic) Review 1. Sand is often placed on an icy road because the sand A) decreases the coefficient of friction between the tires of a car and the road B) increases the coefficient
More informationVersion PREVIEW Semester 1 Review Slade (22222) 1
Version PREVIEW Semester 1 Review Slade () 1 This printout should have 48 questions. Multiplechoice questions may continue on the next column or page find all choices before answering. Holt SF 0Rev 10A
More informationWEPEnergy. 2. If the speed of a car is doubled, the kinetic energy of the car is 1. quadrupled 2. quartered 3. doubled 4. halved
1. A 1kilogram rock is dropped from a cliff 90 meters high. After falling 20 meters, the kinetic energy of the rock is approximately 1. 20 J 2. 200 J 3. 700 J 4. 900 J 2. If the speed of a car is doubled,
More informationFriction, Inclined Planes, Forces Practice
Name: Date: 1. The diagram below shows a 4.0kilogram object accelerating at 10. meters per second 2 on a rough horizontal surface. 4. n 8.0newton block is accelerating down a frictionless ramp inclined
More informationIsaac Newton. What is a force? Newton s Three Laws of Motion. What is the acceleration of the car?
Aim: What did Isaac Newton teach us about motion? Do Now: 1. A 2009 Ford Mustang convertible is travelling at constant velocity on Interstate 95 south from Philadelphia to Wilmington Delaware. It passes
More informationPhys101 Second Major162 Zero Version Coordinator: Dr. Kunwar S. Saturday, March 25, 2017 Page: 1
Coordinator: Dr. Kunwar S. Saturday, March 25, 2017 Page: 1 Q1. Only two horizontal forces act on a 3.0 kg body that can move over a frictionless floor. One force is 20 N, acting due east, and the other
More informationUniversity Physics (Prof. David Flory) Chapt_06 Saturday, October 06, 2007 Page 1
University Physics (Prof. David Flory) Chapt_06 Saturday, October 06, 2007 Page 1 Name: Date: 1. A crate resting on a rough horizontal floor is to be moved horizontally. The coefficient of static friction
More informationTwentieth SLAPT Physics Contest Southern Illinois University Edwardsville April 30, Mechanics Test
Twentieth SLAPT Physics Contest Southern Illinois University Edwardsville April 30, 2005 Mechanics Test Please answer the following questions on the supplied answer sheet. You may write on this test booklet,
More informationDynamics Review Outline
Dynamics Review Outline 2.1.1C Newton s Laws of Motion 2.1 Contact Forces First Law (Inertia) objects tend to remain in their current state of motion (at rest of moving at a constant velocity) until acted
More informationRELEASED FORM RELEASED. North Carolina Test of Physics
Name Physics Form North arolina Test of Physics RELESE Public Schools of North arolina www.ncpublicschools.org State oard of Education epartment of Public Instruction ivision of ccountability Services/North
More informationAn object moves back and forth, as shown in the positiontime graph. At which points is the velocity positive?
1 The slope of the tangent on a positiontime graph equals the instantaneous velocity 2 The area under the curve on a velocitytime graph equals the: displacement from the original position to its position
More informationMomentum, Impulse, Work, Energy, Power, and Conservation Laws
Momentum, Impulse, Work, Energy, Power, and Conservation Laws 1. Cart A has a mass of 2 kilograms and a speed of 3 meters per second. Cart B has a mass of 3 kilograms and a speed of 2 meters per second.
More informationDynamics Review Checklist
Dynamics Review Checklist Newton s Laws 2.1.1 Explain Newton s 1 st Law (the Law of Inertia) and the relationship between mass and inertia. Which of the following has the greatest amount of inertia? (a)
More informationHonors Physics Semester 2 Final Exam Review
Honors Physics Semester 2 Final Exam Review 1600 kg 800 kg 9 m/s truck with mass 1600 kg collides with a car with mass 800 kg at rest. They stick together and continue to move to the right. 1. What is
More informationAdditional Practice Test 1 Physics
Name: ate: 1. person walks 5.0 kilometers north, then 5.0 kilometers east. His displacement is closest to 7.1 kilometers northeast 7.1 kilometers northwest 5. lab cart is loaded with different masses and
More informationPYP 001 FIRST MAJOR EXAM CODE: TERM: 151 SATURDAY, OCTOBER 17, 2015 PAGE: 1
TERM: 151 SATURDAY, OCTOBER 17, 2015 PAGE: 1 *Read the following (20) questions and choose the right answer: 1 The figure below represents the speedtime graph for the motion of a vehicle during a 7.0minute
More informationDynamics Review Checklist
Dynamics Review Checklist Newton s Laws 2.1.1 Explain Newton s 1 st Law (the Law of Inertia) and the relationship between mass and inertia. Which of the following has the greatest amount of inertia? (a)
More informationAP Physics C Summer Assignment Kinematics
AP Physics C Summer Assignment Kinematics 1. A car whose speed is 20 m/s passes a stationary motorcycle which immediately gives chase with a constant acceleration of 2.4 m/s 2. a. How far will the motorcycle
More informationReview Session 1. Page 1
Review Session 1 1. Which combination of fundamental units can be used to express the amount of work done on an object? 2. The height of a typical kitchen table is approximately A) 102 m B) 10 0 m C)
More informationenergy, length, and time mass, energy, and time mass, length and time
1 All units in mechanics can be derived from what units? mass, length, and energy energy, length, and time mass, energy, and time mass, length and time 2 What is the fundamental SI units for time? minute
More informationDynamics Review Checklist
Dynamics Review Checklist Newton s Laws 2.1.1 Explain Newton s 1 st Law (the Law of Inertia) and the relationship between mass and inertia. Which of the following has the greatest amount of inertia? (a)
More informationr r Sample Final questions for PS 150
Sample Final questions for PS 150 1) Which of the following is an accurate statement? A) Rotating a vector about an axis passing through the tip of the vector does not change the vector. B) The magnitude
More informationScience 20 Physics Review
Science 20 Physics Review Name 1. Which velocitytime graph below best represents the motion of an object sliding down a frictionless slope? a. b. c. d. Numerical response 1 The roadrunner is moving at
More informationUNIT 4: FORCES IN NATURE Test review: 4_1_ Forces in nature. Fundamentals
UNIT 4: FORCES IN NATURE Test review: 4_1_ Forces in nature. Fundamentals 1. Contact forces are examples of which of the fundamental forces? a. Strong c. Weak b. Electromagnetic d. Gravitational 2. The
More informationAP Physics First Nine Weeks Review
AP Physics First Nine Weeks Review 1. If F1 is the magnitude of the force exerted by the Earth on a satellite in orbit about the Earth and F2 is the magnitude of the force exerted by the satellite on the
More informationSteps to Solving Newtons Laws Problems.
Mathematical Analysis With Newtons Laws similar to projectiles (x y) isolation Steps to Solving Newtons Laws Problems. 1) FBD 2) Axis 3) Components 4) Fnet (x) (y) 5) Subs 1 Visual Samples F 4 1) F 3 F
More informationOld Exam. Question Chapter 7 072
Old Exam. Question Chapter 7 072 Q1.Fig 1 shows a simple pendulum, consisting of a ball of mass M = 0.50 kg, attached to one end of a massless string of length L = 1.5 m. The other end is fixed. If the
More information5. The graph represents the net force acting on an object as a function of time. During which time interval is the velocity of the object constant?
1. A 0.50kilogram cart is rolling at a speed of 0.40 meter per second. If the speed of the cart is doubled, the inertia of the cart is A) halved B) doubled C) quadrupled D) unchanged 2. A force of 25
More informationPhysics: Momentum, Work, Energy, Power
Name: ate: 1. The momentum of a 5kilogram object moving at 6 meters per second is. 1 kg m/sec. 5 kg m/sec. 11 kg m/sec. 30 kg m/sec 2. 60kilogram student running at 3.0 meters per second has a kinetic
More informationWSCH4 Motion and Force Show all your work and equations used. Isaac Newton ( )
AP PHYSICS 1 WSCH4 Motion and Force Show all your work and equations used. Isaac Newton (16431727) Isaac Newton was the greatest English mathematician of his generation. He laid the foundation for differential
More information5. A car moves with a constant speed in a clockwise direction around a circular path of radius r, as represented in the diagram above.
1. The magnitude of the gravitational force between two objects is 20. Newtons. If the mass of each object were doubled, the magnitude of the gravitational force between the objects would be A) 5.0 N B)
More informationPHYS 101 Previous Exam Problems. Kinetic Energy and
PHYS 101 Previous Exam Problems CHAPTER 7 Kinetic Energy and Work Kinetic energy Work Workenergy theorem Gravitational work Work of spring forces Power 1. A single force acts on a 5.0kg object in such
More informationMULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Common Quiz Mistakes / Practice for Final Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A ball is thrown directly upward and experiences
More informationTest Booklet. Subject: SC, Grade: HS 2008 Grade High School Physics. Student name:
Test ooklet Subject: S, Grade: HS 2008 Grade High School Physics Student name: uthor: North arolina istrict: North arolina Released Tests Printed: Monday July 09, 2012 1 n object is launched across a room.
More information3. How long must a 100 N net force act to produce a change in momentum of 200 kg m/s? (A) 0.25 s (B) 0.50 s (C) 1.0 s (D) 2.0 s (E) 4.
AP Physics Multiple Choice Practice Momentum and Impulse 1. A car of mass m, traveling at speed v, stops in time t when maximum braking force is applied. Assuming the braking force is independent of mass,
More information1. A train moves at a constant velocity of 90 km/h. How far will it move in 0.25 h? A. 10 km B km C. 25 km D. 45 km E. 50 km
Name: Physics I Mid Term Exam Review Multiple Choice Questions Date: Mr. Tiesler 1. A train moves at a constant velocity of 90 km/h. How far will it move in 0.25 h? A. 10 km B. 22.5 km C. 25 km D. 45 km
More informations_3x03 Page 1 Physics Samples
Physics Samples KE, PE, Springs 1. A 1.0kilogram rubber ball traveling east at 4.0 meters per second hits a wall and bounces back toward the west at 2.0 meters per second. Compared to the kinetic energy
More information3) 4) Which car has the greatest acceleration during the time interval 10. seconds to 15 seconds? 1) A 2) B 3) C 4) D
1. A cart travels with a constant nonzero acceleration along a straight line. Which graph best represents the relationship between the distance the cart travels and time of travel? 1) 2) 3) 4) 2. On a
More informationAP Physics 1 Work Energy and Power Practice Test Name
AP Physics 1 Work Energy and Power Practice Test Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Two objects, one of mass m and the other
More informationAP Physics II Summer Packet
Name: AP Physics II Summer Packet Date: Period: Complete this packet over the summer, it is to be turned it within the first week of school. Show all work were needed. Feel free to use additional scratch
More informationCenter of Mass & Linear Momentum
PHYS 101 Previous Exam Problems CHAPTER 9 Center of Mass & Linear Momentum Center of mass Momentum of a particle Momentum of a system Impulse Conservation of momentum Elastic collisions Inelastic collisions
More informationPhys101 Second Major131 Zero Version Coordinator: Dr. A. A. Naqvi Sunday, November 03, 2013 Page: 1
Coordinator: Dr. A. A. Naqvi Sunday, November 03, 2013 Page: 1 Q1. Two forces are acting on a 2.00 kg box. In the overhead view of Figure 1 only one force F 1 and the acceleration of the box are shown.
More information4. The diagram below shows a 4.0kilogram object accelerating at 10. meters per second 2 on a rough horizontal surface.
1. An 8.0newton wooden block slides across a horizontal wooden floor at constant velocity. What is the magnitude of the force of kinetic friction between the block and the floor? A) 2.4 N B) 3.4 N C)
More informationMomentum, Impulse, Work, Energy, Power, and Conservation Laws
Momentum, Impulse, Work, Energy, Power, and Conservation Laws 1. Cart A has a mass of 2 kilograms and a speed of 3 meters per second. Cart B has a mass of 3 kilograms and a speed of 2 meters per second.
More informationAP Physics 1 Lesson 9 Homework Outcomes. Name
AP Physics 1 Lesson 9 Homework Outcomes Name Date 1. Define uniform circular motion. 2. Determine the tangential velocity of an object moving with uniform circular motion. 3. Determine the centripetal
More informationMULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) You are standing in a moving bus, facing forward, and you suddenly fall forward as the
More informationRegents Physics Most Missed Questions of 2014 Review
Regents Physics Most Missed Questions of 2014 Review Answers And Explanations Here: http://youtu.be/meoporthklo 1. A sound wave traveling eastward through air causes the air molecules to 1) vibrate east
More information1. A 7.0kg bowling ball experiences a net force of 5.0 N. What will be its acceleration? a. 35 m/s 2 c. 5.0 m/s 2 b. 7.0 m/s 2 d. 0.
Newton's Laws 1. A 7.0kg bowling ball experiences a net force of 5.0 N. What will be its acceleration? a. 35 m/s 2 c. 5.0 m/s 2 b. 7.0 m/s 2 d. 0.71 m/s 2 2. An astronaut applies a force of 500 N to an
More informationPhysicsMC Page 1 of 29 Inertia, Force and Motion 1.
PhysicsMC 20067 Page 1 of 29 Inertia, Force and Motion 1. 3. 2. Three blocks of equal mass are placed on a smooth horizontal surface as shown in the figure above. A constant force F is applied to block
More informationReview PHYS114 Chapters 47
Review PHYS114 Chapters 47 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A 27 kg object is accelerated at a rate of 1.7 m/s 2. What force does
More informationPhysics 23 Exam 2 March 3, 2009
Use the following to answer question 1: A stationary 4kg shell explodes into three pieces. Two of the fragments have a mass of 1 kg each and move along the paths shown with a speed of 10 m/s. The third
More information66 Chapter 6: FORCE AND MOTION II
Chapter 6: FORCE AND MOTION II 1 A brick slides on a horizontal surface Which of the following will increase the magnitude of the frictional force on it? A Putting a second brick on top B Decreasing the
More information1. Which one of the following situations is an example of an object with a nonzero kinetic energy?
Name: Date: 1. Which one of the following situations is an example of an object with a nonzero kinetic energy? A) a drum of diesel fuel on a parked truck B) a stationary pendulum C) a satellite in geosynchronous
More information