1. Q: The amount of matter in an
object

2. A: Mass

3. Q: The unit of measurement for
mass

4. A: Grams/Kilograms

5. Q: The 3 states of matter are…

6. A: Solid, Liquid, Gas

7. Q: A change in the state of matter
is caused by…

8. A: A change in temperature.
(Adding or removing heat.)

9. Q: When a force moves an
object.

10. A: Work

11. Q: The unit of measurement for
work.
It measures heat, electricity and
mechanical work.

12. A: Joule
Joule’s Apparatus

13. Q: Newton’s
First Law of Motion

14. A: Inertia
An object at rest will stay at rest; an object in
motion will stay in motion unless acted on by
an outside force.

15. Q: Newton’s
Second Law of Motion

16. A: Force = Mass X Acceleration

17. Q: The unit of measurement for
force

18. A: Newton

19. Q: Newton’s
Third Law of Motion

20. A: For every action there is an
equal and opposite reaction.

21. Q: The force that slows or
prevents motion.

22. A: Friction

23. Q: Force created by magnetic
objects.

24. A: Magnetism

25. Q: Force applied when doing
work.

26. A: Effort Force (EF)

27. Q: Force to overcome when
doing work.

28. A: Resistance Force (RF)

29. Q: Formula to calculate
speed/velocity

30. A: Speed (velocity) = Distance X
Time

31. Q: A change in speed or
direction.

32. A: Acceleration
To speed up, slow down, or change direction

33. Q: The unit of measurement for
acceleration

34. A: (CM)Meters/sec/sec or
(CM)Meters/sec2

35. Q: A machine that changes the
size or direction of an applied
force.

36. A: Simple machine

37. Q: Simple machine with two
wheels that rotate together.

38. A: Wheel and axle

39. Q: A simple machine that is a
sloping surface used to raise
objects (ramp, stairs)

40. A: Inclined plane

41. Q: A simple machine that is an
inclined plane wrapped around a
cylinder.
(propeller, circular staircase)

42. A: Screw

43. Q: A simple machine made of two
inclined planes back to back
(knife, ax, needle, bow of a boat)

44. A: Wedge

45. Q: Simple machine composed of a
bar pivoting around a fixed point
(fulcrum).

46. A: Lever

47. Q: Fixed point that a lever turns
around.

48. A: Fulcrum

49. Q: A simple machine with a
grooved wheel with a rope or
chain running along the groove.

50. A: Pulley