Review game for 1st semester high school physics covering circular motion, free fall, and projectile motion.

1. 2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Circular Motion Free Fall Newton’s Laws Projectile Motion Misc.

2. “ Centripetal” Acceleration means…? Answer

3. Centripetal acceleration means…? “ center-seeking”

4. All circular motion has acceleration directed towards…? Answer

5. All circular motion has acceleration directed towards…? The center of motion

6. The acceleration of an object in circular motion does not depend on…? Answer

7. The acceleration of an object in circular motion does not depend on…? mass

8. All objects in circular motion move faster on the edge of the circle or in the middle? Answer

9. All objects in circular motion move faster on the edge of the circle or in the middle? The edge

10. The equation for centripetal force is just which equation re-written? Answer

11. The equation for centripetal force is just which equation re-written? Newton’s Second Law

12. This is the only force acting on objects in freefall? Answer

13. This is the only force acting on objects in freefall? Gravity

14. Freefall is the same as floating. T or F. Answer

15. Freefall is the same as floating. T or F. False.

16. Astronauts in space are freefalling constantly. T or F. Answer

17. Astronauts in space are freefalling constantly. T or F. True

18. Weightlessness is another form of freefall. Answer

19. Weightlessness is another form of freefall. True.

20. All objects in freefall have the same speed. T or F. Answer

21. All objects in freefall have the same speed. T or F. It depends on if there is air resistance or not.

22. In 10 words or less, list the three laws of motion. Answer

23. In 10 words or less, list the three laws of motion. 1st: objects in motion, stay in motion, etc.

24. Inertia is a property of mass. T or F. Answer

25. Inertia is a property of mass. T or F. True.

26. The equation for weight is a rearranged form of Newton’s First Law. Answer

27. The equation for weight is a rearranged form of Newton’s First Law. No, 2 nd Law.

28. Daily Double

29. Explain Newton’s 2 nd Law in words. Answer

30. Explain Newton’s 2nd Law in words. A net force on a mass causes and acceleration.

31. The recoil of gun is explained by Newton’s 1 st Law. T or F. Answer

32. The recoil of gun is explained by Newton’s 1st Law. T or F. F, Newton’s 3 rd Law.

33. The vertical speed of a projectile never changes. Answer

34. The vertical speed of a projectile never changes. False, it is always accelerating.

35. What is the equation for the horizontal component of a projectile? Answer

36. What is the equation for the horizontal component of a projectile? V x = v 0 cos θ

37. The shape of the trajectory of a projectile is a…? Answer

38. The shape of the trajectory of a projectile is a…? Parabola

39. What is the definition of a projectile? Answer

40. What is the definition of a projectile? Any object that is kicked, shot, or thrown and acted upon by gravity.

41. What is the relationship between vertical velocity and horizontal velocity of a projectile? Answer

42. What is the relationship between vertical velocity and horizontal velocity of a projectile? They are independent of each other

43. Which is bigger: a mile or a kilometer? Answer

44. Which is bigger: a mile or a kilometer? A kilometer

45. What charge does a proton have? Answer

46. What charge does a proton have? Positive

47. Why is the sky blue? Answer

48. Why is the sky blue? Because of the diffraction of sunlight through the atmosphere.

49. What element do all living things have in common? Answer

50. What element do all living things have in common? Carbon

51. What is the difference between speed and velocity? Answer

52. What is the difference between speed and velocity? Velocity is speed in a particular direction