Repaso Examen No. 1 Física 215 Profesor: Santander Nieto Ramos, Ms. PhD.
|
|
|
- Hester Higgins
- 5 years ago
- Views:
Transcription
1 Repaso Examen No. 1 Física 215 Profesor: Santander Nieto Ramos, Ms. PhD. Nota aclaratoria: Esto es solo un repaso de algunos temas que se van a evaluar en el examen No. 1 de curso Física 215, los ejercicios planteados aquí no serán los mismos del examen como tal.
2 1. You drop a rock off a bridge. When the rock has fallen 4 m, you drop a second rock. As the two rocks continue to fall, what happens to their velocities? A) Both increase at the same rate? B) The velocities of the first rock increases faster than the velocity of the second. C) The velocity of the second rock increases faster than the velocity of the first. D) Both velocities stay constant.
3 2. A ball thrown straight up. What are the velocity and acceleration of the ball at the highest point in its path? A) v = 0, a = 0 B) v = 0, a= 9.8 m/s 2 up. C) v = 0, a = 9.8 m/s 2 down. D) v = 9.8 m/s up, a = 0 E) v = 9.8 m/s down, a = 0.
4 3. Which of the following five coordinate versus time graphs represents the motion of an object moving with a constant speed? A) A B) B C) C D) D E) E
5 4. You drive 4km at 30 km/h and then another 4 km at 50 km/h. What is your average speed for the whole 8- km trip? A) More than 40 km/h B) Equal to 40 km/h C) Less than 40 km/h D) Not enough information
6 5. A ball is dropped from the top of a tall building. At the same instant, a second ball is thrown upward from the ground level. When the two balls pass one another, one on the way up, the other on the way down, compare the magnitudes of their acceleration: A) The acceleration of the dropped ball is greater B) The acceleration of the ball thrown upward is greater C) The acceleration of both balls is the same, D) The acceleration changes during the motion, so you cannot predict the exact value when the two balls pass each other. E) The acceleration are in opposite directions.
7 6. A ball is thrown downward at a speed of 20 m/s. Choosing the +y axis pointing up and neglecting air resistance, which equation(s) could be used to solve for other variables? The acceleration due to gravity is g = 9.8 m/s 2 downward. A) v = (20 m/s) gt B) y = y 0 + (-20 m/s)t (1/2)gt 2. C) v 2 = (20 m/s) 2 2g(y-y0)). D) (20 m/s) = (v + v 0 )/2. E) All of the above.
8 7. Which of the three kicks in figure is in the air for the longest time? They all reach the same maximum height h. Ignore air resistance. A) B) C) D) all the same time
9 8. A baseball is hit high and far. Which of the following statements is true? At the highest point, A) the magnitude of the acceleration is zero. B) the magnitude of the velocity is zero C) the magnitude of the velocity is the slowest. D) more than one of the above is true. E) none of the above are true.
10 9. Which statements are not valid for a projectile? Take up as positive. A) The projectile has the same x velocity at any point on its path. B) The acceleration of the projectile is positive and decreasing when the projectile is moving upwards, zero at the top, and increasingly negative as the projectile descends. C) The acceleration of the projectile is a constant negative value. D) The y component of the velocity of the projectile is zero at the highest point of the projectile s path. E) The y velocity at the highest point is zero.
11 10. Which of the following five acceleration versus time graphs is correct for an object moving in a straight line at a constant velocity of 20 m/s? A) I B) II C) III D) IV E) V
12 11. A car accelerates from rest on a straight road. A short time later, the car decelerates to a stop and then returns to its original position in a similar manner, by speeding up and then slowing to a stop. Which of the following five coordinate versus time graphs best describes the motion? A) I B) II C) III D) IV E) V
13 12. Which of the following five coordinate versus time graphs represents the motion of an object whose speed is increasing? A) I B) II C) III D) IV E) V
14 13. Consider the following five graphs (note the axes carefully). Which of these represent(s) motion at constant speed? A) IV only B) IV and V only C) I, II, and III only D) I and II only E) I and IV only
15 14. An object is dropped from rest. Which of the five following graphs correctly represents its motion? The positive direction is taken to be downward. A) I B) II C) III D) IV E) V
16 15. A stone is dropped from a cliff. The graph (carefully note the axes) that best represents its motion while it falls is: A) I B) II C) III D) IV E) V
17 16. An object is thrown vertically into the air. Which of the following five graphs represents the velocity (v) of the object as a function of the time (t)? The positive direction is taken to be upward A) I B) II C) III D) IV E) V
18 Repaso Examen No. 1 Física 215 Profesor: Santander Nieto Ramos, Ms. PhD. Nota aclaratoria: Esto es solo un repaso de algunos temas que se van a evaluar en el examen No. 1 de curso Física 215, los ejercicios planteados aquí no serán los mismos del examen como tal.
19 1. You drop a rock off a bridge. When the rock has fallen 4 m, you drop a second rock. As the two rocks continue to fall, what happens to their velocities? A) Both increase at the same rate? B) The velocities of the first rock increases faster than the velocity of the second. C) The velocity of the second rock increases faster than the velocity of the first. D) Both velocities stay constant.
20 2. A ball thrown straight up. What are the velocity and acceleration of the ball at the highest point in its path? A) v = 0, a = 0 B) v = 0, a= 9.8 m/s 2 up. C) v = 0, a = 9.8 m/s 2 down. D) v = 9.8 m/s up, a = 0 E) v = 9.8 m/s down, a = 0.
21 3. Which of the following five coordinate versus time graphs represents the motion of an object moving with a constant speed? A) A B) B C) C D) D E) E
22 4. You drive 4km at 30 km/h and then another 4 km at 50 km/h. What is your average speed for the whole 8- km trip? A) More than 40 km/h B) Equal to 40 km/h C) Less than 40 km/h D) Not enough information
23 5. A ball is dropped from the top of a tall building. At the same instant, a second ball is thrown upward from the ground level. When the two balls pass one another, one on the way up, the other on the way down, compare the magnitudes of their acceleration: A) The acceleration of the dropped ball is greater B) The acceleration of the ball thrown upward is greater C) The acceleration of both balls is the same, D) The acceleration changes during the motion, so you cannot predict the exact value when the two balls pass each other. E) The acceleration are in opposite directions.
24 6. A ball is thrown downward at a speed of 20 m/s. Choosing the +y axis pointing up and neglecting air resistance, which equation(s) could be used to solve for other variables? The acceleration due to gravity is g = 9.8 m/s 2 downward. A) v = (20 m/s) gt B) y = y 0 + (-20 m/s)t (1/2)gt 2. C) v 2 = (20 m/s) 2 2g(y-y0)). D) (20 m/s) = (v + v 0 )/2. E) All of the above.
25 7. Which of the three kicks in figure is in the air for the longest time? They all reach the same maximum height h. Ignore air resistance. A) B) C) D) all the same time
26 8. A baseball is hit high and far. Which of the following statements is true? At the highest point, A) the magnitude of the acceleration is zero. B) the magnitude of the velocity is zero C) the magnitude of the velocity is the slowest. D) more than one of the above is true. E) none of the above are true.
27 9. Which statements are not valid for a projectile? Take up as positive. A) The projectile has the same x velocity at any point on its path. B) The acceleration of the projectile is positive and decreasing when the projectile is moving upwards, zero at the top, and increasingly negative as the projectile descends. C) The acceleration of the projectile is a constant negative value. D) The y component of the velocity of the projectile is zero at the highest point of the projectile s path. E) The velocity at the highest point is zero.
28 10. Which of the following five acceleration versus time graphs is correct for an object moving in a straight line at a constant velocity of 20 m/s? A) I B) II C) III D) IV E) V
29 11. A car accelerates from rest on a straight road. A short time later, the car decelerates to a stop and then returns to its original position in a similar manner, by speeding up and then slowing to a stop. Which of the following five coordinate versus time graphs best describes the motion? A) I B) II C) III D) IV E) V
30 12. Which of the following five coordinate versus time graphs represents the motion of an object whose speed is increasing? A) I B) II C) III D) IV E) V
31 13. Consider the following five graphs (note the axes carefully). Which of these represent(s) motion at constant speed? A) IV only B) IV and V only C) I, II, and III only D) I and II only E) I and IV only
32 14. An object is dropped from rest. Which of the five following graphs correctly represents its motion? The positive direction is taken to be downward. A) I B) II C) III D) IV E) V
33 15. A stone is dropped from a cliff. The graph (carefully note the axes) that best represents its motion while it falls is: A) I B) II C) III D) IV E) V
34 16. An object is thrown vertically into the air. Which of the following five graphs represents the velocity (v) of the object as a function of the time (t)? The positive direction is taken to be upward A) I B) II C) III D) IV E) V
acceleration versus time. LO Determine a particle s change in position by graphical integration on a graph of velocity versus time.
Chapter: Chapter 2 Learning Objectives LO 2.1.0 Solve problems related to position, displacement, and average velocity to solve problems. LO 2.1.1 Identify that if all parts of an object move in the same
AP Physics C: Mechanics Ch. 2 Motion. SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
Name: Period: Date: AP Physics C: Mechanics Ch. Motion SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. ) Car A is traveling at twice the speed of car
Formative Assessment: Uniform Acceleration
Formative Assessment: Uniform Acceleration Name 1) A truck on a straight road starts from rest and accelerates at 3.0 m/s 2 until it reaches a speed of 24 m/s. Then the truck travels for 20 s at constant
Unit 1 Test Review Physics Basics, Movement, and Vectors Chapters 2-3
A.P. Physics B Unit 1 Test Review Physics Basics, Movement, and Vectors Chapters - 3 * In studying for your test, make sure to study this review sheet along with your quizzes and homework assignments.
Motion Along a Straight Line
PHYS 101 Previous Exam Problems CHAPTER Motion Along a Straight Line Position & displacement Average & instantaneous velocity Average & instantaneous acceleration Constant acceleration Free fall Graphical
Linear Motion III Free Falling Bodies
Linear Motion III Free Falling Bodies Level : Physics I Teacher : Kim Objectives i) Describe the motion of an object in free fall ii) Distinguish between speed and velocity iii) Describe the motion of
Name: Class: Date: Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. c.
Class: Date: Chapter 2 Review Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. What is the speed of an object at rest? a. 0.0 m/s c. 9.8 m/s
Department of Natural Sciences Clayton State University. Physics 1111 Quiz 2
Department of Natural Sciences Physics 1111 Quiz September 11, 006 Name SOLUTION A ball is thrown straight up and reaches its maximum height after.00 s. a. What is the acceleration of the ball after it
5) A stone is thrown straight up. What is its acceleration on the way up? 6) A stone is thrown straight up. What is its acceleration on the way down?
5) A stone is thrown straight up. What is its acceleration on the way up? Answer: 9.8 m/s 2 downward 6) A stone is thrown straight up. What is its acceleration on the way down? Answer: 9.8 m/ s 2 downward
1) If the acceleration of an object is negative, the object must be slowing down. A) True B) False Answer: B Var: 1
University Physics, 13e (Young/Freedman) Chapter 2 Motion Along a Straight Line 2.1 Conceptual Questions 1) If the acceleration of an object is negative, the object must be slowing down. A) True B) False
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) If the acceleration of an object is negative, the object must be slowing down. A) True B) False
(a) On the diagram above, draw an arrow showing the direction of velocity of the projectile at point A.
QUESTION 1 The path of a projectile in a uniform gravitational field is shown in the diagram below. When the projectile reaches its maximum height, at point A, its speed v is 8.0 m s -1. Assume g = 10
Chapter 3 Kinematics in Two Dimensions; Vectors
Chapter 3 Kinematics in Two Dimensions; Vectors Vectors and Scalars Addition of Vectors Graphical Methods (One and Two- Dimension) Multiplication of a Vector by a Scalar Subtraction of Vectors Graphical
CHAPTER 3 ACCELERATED MOTION
Physics Approximate Timeline Students are expected to keep up with class work when absent. CHAPTER 3 ACCELERATED MOTION Day Plans for the day Assignments for the day 1 3.1 Acceleration o Changing Velocity
Phys 111 Exam 1 September 22, 2015
Phys 111 Exam 1 September 22, 2015 1. The time T required for one complete oscillation of a mass m on a spring of force constant k is T = 2π m k. Find the dimension of k to be dimensionally correct for
Lecture 2. 1D motion with Constant Acceleration. Vertical Motion.
Lecture 2 1D motion with Constant Acceleration. Vertical Motion. Types of motion Trajectory is the line drawn to track the position of an abject in coordinates space (no time axis). y 1D motion: Trajectory
Chapter 2. Kinematics in One Dimension. continued
Chapter 2 Kinematics in One Dimension continued 2.6 Freely Falling Bodies Example 10 A Falling Stone A stone is dropped from the top of a tall building. After 3.00s of free fall, what is the displacement
STRAIGHT LINE MOTION TEST
STRAIGHT LINE MOTION TEST Name: 1. The number of significant figures in the number 0.030 is a) b) 3 c) d) 5. The number 35.5 rounded to significant figures is a) 35.0 b) 35 c) 35.5 d) 0 3. Five different
Exam 2--PHYS 101--Fall 2014
Class: Date: Exam 2--PHYS 101--Fall 2014 Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Consider these vectors. What is A-B? a. a c. c b. b d. d 2. Consider
1. 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 25-N crate slides down a frictionless incline that is 25 above the horizontal.
Lecture 2. 1D motion with Constant Acceleration. Vertical Motion.
Lecture 2 1D motion with Constant Acceleration. Vertical Motion. Types of motion Trajectory is the line drawn to track the position of an abject in coordinates space (no time axis). y 1D motion: Trajectory
9/7/2017. Week 2 Recitation: Chapter 2: Problems 5, 19, 25, 29, 33, 39, 49, 58.
9/7/7 Week Recitation: Chapter : Problems 5, 9, 5, 9, 33, 39, 49, 58. 5. The data in the following table describe the initial and final positions of a moving car. The elapsed time for each of the three
4.1 Motion Is Relative. An object is moving if its position relative to a fixed point is changing. You can describe the motion of an object by its
4.1 Motion Is Relative You can describe the motion of an object by its position, speed, direction, and acceleration. An object is moving if its position relative to a fixed point is changing. 4.1 Motion
Section 2-2: Constant velocity means moving at a steady speed in the same direction
Section 2-2: Constant velocity means moving at a steady speed in the same direction 1. A particle moves from x 1 = 30 cm to x 2 = 40 cm. The displacement of this particle is A. 30 cm B. 40 cm C. 70 cm
5 Projectile Motion. Projectile motion can be described by the horizontal and vertical components of motion.
Projectile motion can be described by the horizontal and vertical components of motion. In the previous chapter we studied simple straight-line motion linear motion. Now we extend these ideas to nonlinear
Phys 2425: University Physics I Summer 2016 Practice Exam 1
1. (0 Points) What course is this? a. PHYS 1401 b. PHYS 1402 c. PHYS 2425 d. PHYS 2426 2. (0 Points) Which exam is this? a. Exam 1 b. Exam 2 c. Final Exam 3. (0 Points) What version of the exam is this?
Kinematics 2. What equation relates the known quantities to what is being asked?
Physics R Date: 1. A cheetah goes from rest to 60 miles per hour (26.8 m/s) in 3 seconds. Calculate the acceleration of the cheetah. Kinematics Equations Kinematics 2 How to solve a Physics problem: List
CHAPTER 2: Describing Motion: Kinematics in One Dimension
CHAPTER : Describing Motion: Kinematics in One Dimension Answers to Questions 1. A car speedometer measures only speed. It does not give any information about the direction, and so does not measure velocity..
Chapter 2 Test Item File
Chapter 2 Test Item File Chapter 2: Describing Motion: Kinetics in One Dimension 1. What must be your average speed in order to travel 350 km in 5.15 h? a) 66.0 km/h b) 67.0 km/h c) 68.0 km/h d) 69.0 km/h
Calculating Acceleration
Calculating Acceleration Textbook pages 392 405 Before You Read Section 9. 2 Summary How do you think a velocity-time graph might differ from the position-time graph you learned about in the previous chapter?
Announcement. Quiz on Friday (Graphing and Projectile Motion) No HW due Wednesday
Going over HW3.05 Announcement Quiz on Friday (Graphing and Projectile Motion) No HW due Wednesday As the red ball rolls off the edge, a green ball is dropped from rest from the same height at the same
9/7/11. Which of the following is not a vector? Physics 101 Tuesday 9/6/11 Class 4
Reading Quiz Which of the following is not a vector? Physics 101 Tuesday 9/6/11 Class 4 Chapter 3 Sections 3.1 3.4 Free fall Components of a Vector Adding and Subtracting Vectors Unit Vectors A: speed
12/06/2010. Chapter 2 Describing Motion: Kinematics in One Dimension. 2-1 Reference Frames and Displacement. 2-1 Reference Frames and Displacement
Chapter 2 Describing Motion: Kinematics in One Dimension 2-1 Reference Frames and Displacement Any measurement of position, distance, or speed must be made with respect to a reference frame. For example,
Chapter 4 Linear Motion
Chapter 4 Linear Motion You can describe the motion of an object by its position, speed, direction, and acceleration. I. Motion Is Relative A. Everything moves. Even things that appear to be at rest move.
AP Physics C: One Dimensional Kinematics
Slide 1 / 33 P Physics : One imensional Kinematics Multiple hoice Questions Slide 2 / 33 1 In the absence of air resistance, a ball dropped near the surface of the arth experiences a constant acceleration
Pre-Test for One-Dimensional Motion
Pre-Test for One-Dimensional Motion 1.) Let's say that during a thunderstorm you measure the time lag between the flash and the thunderclap to be 3 seconds. If the speed of sound is about 340 m/s, which
2. KINEMATICS. By Liew Sau Poh
2. KINEMATICS By Liew Sau Poh 1 OBJECTIVES 2.1 Linear motion 2.2 Projectiles 2.3 Free falls and air resistance 2 OUTCOMES Derive and use equations of motion with constant acceleration Sketch and use the
Regents 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
Chapter 2. Motion In One Dimension
I. Displacement, Position, and Distance Chapter 2. Motion In One Dimension 1. John (Mike, Fred, Joe, Tom, Derek, Dan, James) walks (jogs, runs, drives) 10 m north. After that he turns around and walks
1. Joseph runs along a long straight track. The variation of his speed v with time t is shown below.
Kinematics 1. Joseph runs along a long straight track. The variation of his speed v with time t is shown below. After 25 seconds Joseph has run 200 m. Which of the following is correct at 25 seconds? Instantaneous
Chapter 2: 1D Kinematics
Chapter 2: 1D Kinematics Description of motion involves the relationship between position, displacement, velocity, and acceleration. A fundamental goal of 1D kinematics is to determine x(t) if given initial
Chapter 2 Motion in One Dimension
Chapter 2 Motion in One Dimension Multiple Choice 1. The position of a particle moving along the x axis is given by 2 x = ( 21+ 22t 6 0. t )m, where t is in s. What is the average velocity during the time
Chapter 2: Kinematics
Section 1 Chapter 2: Kinematics To simplify the concept of motion, we will first consider motion that takes place in one direction. To measure motion, you must choose a frame of reference. Frame of reference
Chapter 2 One-Dimensional Kinematics. Copyright 2010 Pearson Education, Inc.
Chapter 2 One-Dimensional Kinematics Units of Chapter 2 Position, Distance, and Displacement Average Speed and Velocity Instantaneous Velocity Acceleration Motion with Constant Acceleration Applications
A. VOCABULARY REVIEWS On the line, write the term that correctly completes each statement. Use each term once.
PART III. KINEMATICS A. VOCABULARY REVIEWS On the line, write the term that correctly completes each statement. Use each term once. 1. rise (Δy) The vertical separation of any two points on a curve is
AP 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
Projectile motion. Objectives. Assessment. Assessment. Equations. Physics terms 5/20/14. Identify examples of projectile motion.
Projectile motion Objectives Identify examples of projectile motion. Solve projectile motion problems. problems Graph the motion of a projectile. 1. Which of the events described below cannot be an example
8.01x Classical Mechanics, Fall 2016 Massachusetts Institute of Technology. Problem Set 1
8.01x Classical Mechanics, Fall 2016 Massachusetts Institute of Technology 1. Car and Bicycle Rider Problem Set 1 A car is driving along a straight line with a speed v 0. At time t = 0 the car is at the
physics Chapter 4 Lecture a strategic approach randall d. knight FOR SCIENTISTS AND ENGINEERS Chapter 4_Lecture1 THIRD EDITION
Chapter 4 Lecture physics FOR SCIENTISTS AND ENGINEERS a strategic approach THIRD EDITION randall d. knight Chapter 4_Lecture1 1 Chapter 4 Kinematics in 2D: Projectile Motion (Sec. 4.2) Which fountain
From rest, a rock is dropped and falls for 3.0 seconds before hitting the ground. What is its velocity right before it hits the ground?
Physics Lecture #6: Falling Objects A falling object accelerates as it falls. A bowling ball dropped on your foot will hurt more if it is dropped from a greater height since it has more time to increase
Name Class Date. Complete each of the following sentences by choosing the correct term from the word bank.
Skills Worksheet Chapter Review USING KEY TERMS Complete each of the following sentences by choosing the correct term from the word bank. free fall projectile motion inertia terminal velocity momentum
3.3 Acceleration An example of acceleration Definition of acceleration Acceleration Figure 3.16: Steeper hills
3.3 Acceleration Constant speed is easy to understand. However, almost nothing moves with constant speed for long. When the driver steps on the gas pedal, the speed of the car increases. When the driver
MOTION ALONG A STRAIGHT LINE
MOTION ALONG A STRAIGHT LINE 2 21 IDENTIFY: The average velocity is Let be upward EXECUTE: (a) EVALUATE: For the first 115 s of the flight, When the velocity isn t constant the average velocity depends
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
PHYS 101 Fall 2013 (Purcell), Fake Midterm #1 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The figure shows the graph of the position x as a
1.1 Graphing Motion. IB Physics 11 Kinematics
IB Physics 11 Kinematics 1.1 Graphing Motion Kinematics is the study of motion without reference to forces and masses. We will need to learn some definitions: A Scalar quantity is a measurement that has
Chapter 3 Acceleration
Chapter 3 Acceleration Slide 3-1 Chapter 3: Acceleration Chapter Goal: To extend the description of motion in one dimension to include changes in velocity. This type of motion is called acceleration. Slide
Example problem: Free Fall
Example problem: Free Fall A ball is thrown from the top of a building with an initial velocity of 20.0 m/s straight upward, at an initial height of 50.0 m above the ground. The ball just misses the edge
VERTICAL PROJECTILE MOTION (LIVE) 08 APRIL 2015 Section A: Summary Notes and Examples
VERTICAL PROJECTILE MOTION (LIVE) 08 APRIL 2015 Section A: Summary Notes and Examples Equations of Motion When an object is thrown, projected or shot upwards or downwards, it is said to be a projectile.
x a = Q v 2 Exam 1--PHYS 101--Fall 2016 Name: Multiple Choice Identify the choice that best completes the statement or answers the question.
Name: Exam 1--PHYS 101--Fall 2016 Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Which of these best approximates the area of a twin mattress (ie, just
Lecture Notes Kinematics Recap 2.4 Acceleration
Lecture Notes 2.5-2.9 Kinematics Recap 2.4 Acceleration Acceleration is the rate at which velocity changes. The SI unit for acceleration is m/s 2 Acceleration is a vector, and thus has both a magnitude
Midterm α, Physics 1P21/1P91
Midterm α, Physics 1P21/1P91 Prof. D. Crandles March 1, 2013 Last Name First Name Student ID Circle your course number above No examination aids other than those specified on this examination script are
College Physics: A Strategic Approach, 3e (Knight) Chapter 2 Motion in One Dimension. 2.1 Conceptual Questions
College Physics: A Strategic Approach, 3e (Knight) Chapter 2 Motion in One Dimension 2.1 Conceptual Questions 1) Consider a deer that runs from point A to point B. The distance the deer runs can be greater
Particle Motion Notes Position When an object moves, its position is a function of time. For its position function, we will denote the variable s(t).
Particle Motion Notes Position When an object moves, its position is a function of time. For its position function, we will denote the variable s(t). Example 1: For s( t) t t 3, show its position on the
Worksheet At t = 0 a car has a speed of 30 m/s. At t = 6 s, its speed is 14 m/s. What is its average acceleration during this time interval?
Worksheet 9 1. A poorly tuned Geo Metro (really old cheap, slow, car) can accelerate from rest to a speed of 28 m/s in 20 s. a) What is the average acceleration of the car? b) What distance does it travel
Physical Science (SCI101) Final Exam
Department of Mathematics and General Sciences Final Exam Second Semester, Term 132 Date: Wednesday 28/5/2014 Name: ID number: Section number or time: Instructor s name: Important instructions: 1. Examination
Phys 111 Exam 1 September 19, You cannot use CELL PHONES, ipad, IPOD... Good Luck!!! Name Section University ID
Phys 111 Exam 1 September 19, 2017 Name Section University ID Please fill in your computer answer sheet as follows: 1) In the NAME grid, fill in your last name, leave one blank space, then your first name.
Chapter 9 Review. Block: Date:
Science 10 Chapter 9 Review Name: Block: Date: 1. A change in velocity occurs when the of an object changes, or its of motion changes, or both. These changes in velocity can either be or. 2. To calculate
Chapter 4 Newton s Laws
Chapter 4 Newton s Laws Isaac Newton 1642-1727 Some inventions and discoveries: 3 laws of motion Universal law of gravity Calculus Ideas on: Sound Light Thermodynamics Reflecting telescope In this chapter,
Summary of motion graphs Object is moving to the right (in positive direction) v = 0 a = 0
Summary of motion graphs Object is moving to the right (in positive direction) Object at rest (not moving) Position is constant v (m/s) a (m/s 2 ) v = 0 a = 0 Constant velocity Position increases at constant
Mark on the diagram the position of the ball 0.50 s after projection.
IB Kinematics Problems 1. This question is about projectile motion. A small steel ball is projected horizontally from the edge of a bench. Flash photographs of the ball are taken at.1 s intervals. The
AP 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
Chapter 3 Acceleration
Chapter 3 Acceleration Slide 3-1 Chapter 3: Acceleration Chapter Goal: To extend the description of motion in one dimension to include changes in velocity. This type of motion is called acceleration. Slide
Exam 1 Practice SOLUTIONS Physics 111Q.B
Exam 1 Practice SOLUTIONS Physics 111Q.B Instructions This is a collection of practice problems for the first exam. The first exam will consist of 7-10 multiple choice questions followed by 1-3 problems
Chapter 2. Kinematics in one dimension
Chapter 2 Kinematics in one dimension Galileo - the first modern kinematics 1) In a medium totally devoid of resistance all bodies will fall at the same speed 2) During equal intervals of time, a falling
Chapter 3 Homework Packet. Conceptual Questions
Chapter 3 Homework Packet Conceptual Questions 1) Which one of the following is an example of a vector quantity? A) mass B) area C) distance D) velocity A vector quantity has both magnitude and direction.
Provincial Exam Review: Motion
Section 8.1 Provincial Exam Review: Motion 1. Identify each of the following quantities as either vector or scalar. (a) 10 kg (b) 20 m [S] (c) 5 hours driving in a car (d) swimming for 100 m [N] (e) 15
CHAPTER 2 DESCRIBING MOTION: KINEMATICS IN ONE DIMENSION
CHAPTER 2 DESCRIBING MOTION: KINEMATICS IN ONE DIMENSION OBJECTIVES After studying the material of this chapter, the student should be able to: state from memory the meaning of the key terms and phrases
Comment: Unlike distance, displacement takes into consideration the direction of motion from the point of origin (where the object starts to move).
Chapter 3 Kinematics (A) Distance Vs Displacement 1. Compare distance and displacement in terms of: (a) definition Distance is the total length of travel, irrespective of direction. Displacement is the
DISTANCE, VELOCITY AND ACCELERATION. dt.
DISTANCE-TIME GRAPHS DISTANCE, VELOCITY AND ACCELERATION Rates of change, starts with a distance s against time t graph. The gradient of the graph ds at a point gives the speed of the object at that instant.
Name: Class: Date: v f 2 = v i 2 + 2a x. v f = v i 2 + 2a x = x = v i t a( t)2 = v i t ( g)( t)2
Assessment Chapter Test B Teacher Notes and Answers Motion in One Dimension CHAPTER TEST B (ADVANCED) 1. a 2. b 3. c 4. a 5. b 6. b 7. a 8. c 9. d 10. c 11. b 12. Although the magnitudes of the displacements
Bell Ringer: What is constant acceleration? What is projectile motion?
Bell Ringer: What is constant acceleration? What is projectile motion? Can we analyze the motion of an object on the y-axis independently of the object s motion on the x-axis? NOTES 3.2: 2D Motion: Projectile
Free Fall. Last new topic that will be on the Midterm
Homework Questions? Free Fall Last new topic that will be on the Midterm Do now: Calculate acceleration due to gravity on earth Announcements 3.03 is due Friday Free Fall Introduction: Doc Shuster (AP
Chapter 4. Two-Dimensional Motion
Chapter 4. Two-Dimensional Motion 09/1/003 I. Intuitive (Understanding) Review Problems. 1. If a car (object, body, truck) moves with positive velocity and negative acceleration, it means that its a) speed
NEWTON S LAWS OF MOTION
NAME SCHOOL INDEX NUMBER DATE NEWTON S LAWS OF MOTION 1. 1995 Q21 P1 State Newton s first law of motion (1 mark) 2. 1998 Q22 P1 A body of mass M is allowed to slide down an inclined plane. State two factors
Some Motion Terms. Distance & Displacement Velocity & Speed Acceleration Uniform motion Scalar.vs. vector
Motion Some Motion Terms Distance & Displacement Velocity & Speed Acceleration Uniform motion Scalar.vs. vector Scalar versus Vector Scalar - magnitude only (e.g. volume, mass, time) Vector - magnitude
Honors Physics Acceleration and Projectile Review Guide
Honors Physics Acceleration and Projectile Review Guide Major Concepts 1 D Motion on the horizontal 1 D motion on the vertical Relationship between velocity and acceleration Difference between constant
Chapter 8 : Motion. KEY CONCEPTS [ *rating as per the significance of concept ]
![Chapter 8 : Motion. KEY CONCEPTS [ *rating as per the significance of concept ]](/thumbs/77/76428187.jpg "Chapter 8 : Motion. KEY CONCEPTS [ *rating as per the significance of concept ]")
Chapter 8 : Motion KEY CONCEPTS [ *rating as per the significance of concept ] 1 Motion **** 2 Graphical Representation of Motion *** & Graphs 3 Equation of motion **** 4 Uniform Circular Motion ** 1 Motion
Introduction to 2-Dimensional Motion
Introduction to 2-Dimensional Motion 2-Dimensional Motion! Definition: motion that occurs with both x and y components.! Example:! Playing pool.! Throwing a ball to another person.! Each dimension of the
Problem Set : Kinematics in 1 Dimension
Problem Set : Kinematics in 1 Dimension Assignment One-Dimensional Motion Page 1 of 6 Name: Date: Solve the following problems and answer the questions on separate paper. Be neat and complete. Include
Physics 1120: 1D Kinematics Solutions
Questions: 1 2 3 4 5 6 7 Physics 1120: 1D Kinematics Solutions 1. Initially, a ball has a speed of 5.0 m/s as it rolls up an incline. Some time later, at a distance of 5.5 m up the incline, the ball has
Newtonian mechanics: kinematics and dynamics Kinematics: mathematical description of motion (Ch 2, Ch 3) Dynamics: how forces affect motion (Ch 4)
July-15-14 10:39 AM Chapter 2 Kinematics in One Dimension Newtonian mechanics: kinematics and dynamics Kinematics: mathematical description of motion (Ch 2, Ch 3) Dynamics: how forces affect motion (Ch
A scalar quantity has just magnitude A vector quantity has both magnitude and direction
Name Date Mods REVIEW FOR MIDYEAR ASSESSMENT 1. Physics is the most basic science because Physics supports chemistry, chemistry supports biology. The ideas of physics are fundamental to these more complicated
Dynamics Multiple Choice Homework
Dynamics Multiple Choice Homework PSI Physics Name 1. In the absence of a net force, a moving object will A. slow down and eventually stop B. stop immediately C. turn right D. move with constant velocity
1-D Kinematics Problems
x (m) Name: AP Physics -D Kinemics Problems 5. Answer the following based on the elocity s. time graph. 6 8 4-4 -8 - straight cured 4 6 8 a. Gie a written description of the motion. t (s) Object moes in
Problem: Projectile (CM-1998)
Physics C -D Kinematics Name: ANSWER KEY AP Review Packet Vectors have both magnitude and direction displacement, velocity, acceleration Scalars have magnitude only distance, speed, time, mass Unit vectors
3) Which of the following quantities has units of a displacement? (There could be more than one correct choice.)
FLEX Physical Sciences AP Physics 1 (Honors Physics) Final Homework Exam 1) A toy rocket is launched vertically from ground level at time t = 0 s. The rocket engine provides constant upward acceleration
CHAPTER 3 KINEMATICS IN TWO DIMENSIONS; VECTORS
CHAPTER 3 KINEMATICS IN TWO DIMENSIONS; VECTORS OBJECTIVES After studying the material of this chapter, the student should be able to: represent the magnitude and direction of a vector using a protractor
Physics 151 Practice Exam 1 Fall 2012
Physics 151 Practice Exam 1 Fall 2012 (1.) A car is traveling at 5.0m/s when the driver hits the brakes causing a constant deceleration of 2.50m/s 2. How far does the car go while stopping? (a) 14m (b)
Practice Test Chapter 2 Forces and Motion
Practice Test Chapter 2 Forces and Motion Multiple Choice Identify the choice that best completes the statement or answers the question. 1. What happens when a moving bumper car hits a bumper car at rest?
1. 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