Name: Motion Newton's 1st Law 1. Define Newton s first law. Motion and Forces Lab Period: 2. What will the truck want to do at rest? Explain. 3. What will the truck want to do when moving? Explain. 4. What happens to a non-moving and moving object when a balanced force is applied? Newton's 2nd Law 5. Define Newton s Second law. 6. What is an unbalanced force and what does it do to an object? 7. Explain acceleration and deceleration. 8. What is the relationship between mass and force? 9. Explain the formula F=ma. Newton's 3rd Law 10. Define Newton s third law. 11. Describe what happens when an astronaut pushes another astronaut. 12. Describe what happens when an astronaut pulls on a rope held by another astronaut. 13. Describe what happens when the astronaut pushes on his spacecraft? 14. Why is the velocity of the spacecraft less than the astronauts?
Friction 15. What is friction? 16. What effect does friction have on velocity? 17. What is Static Friction? What causes it? 18. What is Kinetic Friction or sliding friction? 19. Describe different kinds of kinetic friction. 20. Why is heat always involved if there is friction? 21. What is the relationship between friction and heat? 22. How does friction affect velocity? 23. Describe why friction is needed. Cannon Fire 24. Describe and draw what factors affect the path of the cannon ball. 25. Experiment and draw trying to shoot the cannon ball the farthest you can. Record your results. 26. Experiment and draw while trying to hit a target. Explain your results. 27. Try and hit a falling object? How is this done? (Hint: Keep the cannon level.)
Mass and Weight 28. Define and explain mass. 29. Define and explain weight. 30. How do we measure mass? 31. How do we measure weight? 32. Why is gravity important to weight? 33. Why is gravity different on each of the planets? 34. Why are mass and weight not the same? Mass Vs. Weight 35. Explain the force of gravity. 36. What is a Newton? 37. Why do you use a scale to measure weight? 38. What is weight? 39. Why do you weigh less on the moon? 40. Why does your mass not change? Weight on other Worlds 41. What is your weight on Earth, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto, The Sun, White Dwarf, Neutron Star. 42. How are mass and weight different?
43. What is the relationship between gravity, mass and distance? Gravity What is Gravity? 44. How do we measure acceleration? 45. Why does the apple fall? 46. How strong is gravity? 47. What do you have to do to stop the apple from falling? 48. What is a Newton? Gravity Lecture 49. What does mass have to do with gravity? 50. Why is the Earths and Moons gravity so strong as compared to ours? 51. When a ball drops from a tower, why does it fall down? 52. What is the acceleration of gravity here on Earth? 53. Why do things stay in orbit? What are the forces? 54. What happens to the force of gravity as the distance between objects changes? 55. Why do the inner planets rotate faster than the outer planets? Falling Faster 56. Experiment and find out which ball falls faster? Why?
57. Now increase the pressure on the balls, record and explain your findings. 58. Now create a vacuum and drop the balls, record and explain your findings. Ball Drop 59. What is the velocity at 45m @ 0sec, 1sec, 2sec, 3sec, and 4 sec. 60. What distance does the ball fall @0sec, 1sec, 2sec, 3sec, and 4 sec. 61. What is the velocity at 85m @ 0sec, 1sec, 2sec, 3sec, and 4 sec. 62. What distance does the ball fall @0sec, 1sec, 2sec, 3sec, and 4 sec. 63. Describe what happens to the speed of the ball as it drops? 64. Turn on air friction, what happens to the speed of the ball? Elephant Vs. the Feather 65. Explain why the elephant and the feather fall at the same rate. 66. Why is no air friction needed for this experiment? 67. Turn on the air friction, and describe what happens? 68. How often do you throw elephants off of buildings? Earth Vs. Sun 69. Why does the alien space ship crash into earth? 70. What happens to the force of gravity when the Earth gets closer to the Sun? 71. What evidence do we have that the force of gravity between the earth and sun is balanced?
Engineering Jenga Lessons 72. Why is Jenga helpful to understanding building with gravity in mind? 73. What are loads? 74. Why are foundations important? 75. Describe tension and compression. 76. What is rotational force? 77. What can happen to a structure in an earthquake? Gravity Lander 78. Pick up cargo on the other side of the planet and return it to base. 79. How did gravity affect your flight? 80. Which direction did gravity pull you? Cargo Bridge 81. Draw your successful and unsuccessful bridges show the forces of gravity and weight and their effect. Silly Stacker 82. Draw your stacks, show how gravity affected them. Engineered Puzzle 83. Draw your puzzle End of Lab Survey 84. Fill out the survey and submit.