1. A ramp is an __

2. Inclined plane

3. A round wheel attached to a post

4. Wheel and axle

5. To use force to move an object

6. work

7. Two slanted sides that end in a sharp edge

8. wedge

9. A stiff bar that rests on a support

10. lever

11. A bicycle is an example of a __ machine

12. complex

13. A ___ is a machine that changes the direction of motion of an object to which a force is applied.

14. pulley

15. A wedge is an example of a __ machine.

16. simple

17. A ___ is an inclined plane wrapped around a center post.

18. screw

19. Which is a simple machine that allows you to hold things together
Which is a simple machine that allows you to hold things together? A pulley a screw an inclined plane a wheel and axle

20. A screw

21. What can you do with a lever?

22. Lift up a box

23. Which simple machine is used to raise a flag on a flagpole?

24. A pulley

25. What type of simple machine is a screwdriver?

26. Wheel and axle

27. Which is a kind of a simple machine
Which is a kind of a simple machine? Inclined plane wedge pulley wheel and axle

28. Inclined plane

29. What simple machine is a jar lid?

30. A screw

31. Which is not an example of work
Which is not an example of work? Lifting a book drawing with a marker opening a door adding numbers in your head

32. Adding numbers in your head

33. What type of simple machine is a seesaw?

34. lever

35. What is the main purpose of a wedge?

36. To split an object apart

37. Examples of a complex machine..

38. Bicycle stapler scissors

39. Sam is helping his family load boxes into a truck
Sam is helping his family load boxes into a truck. He lifts the box and puts it in the truck. Then he climbs in the truck to move it. What simple machine could he use?

40. An inclined plane. He wouldn’t have to keep getting up and down.

41. What simple machine can be used to keep a door propped open?

42. A wedge can be put between the door and the floor to keep the door open

43. You are trying to push a heavy box. The box does not move at all
You are trying to push a heavy box. The box does not move at all. Are you doing work? Support your answer.

44. No work is done because the box did not move

45. Review

46. This is the state of matter in which the volume stays the same but the shape changes.

47. liquid

48. The energy of motion

49. kinetic

50. When a natural resource is ___, it means that we do not have a lot of it.

51. scarce

52. The state of matter in which the volume and shape stay the same.

53. solid

54. Something in nature that people use is known as __

55. resources

56. Which will a magnet most likely attract
Which will a magnet most likely attract? Rubber eraser plastic cup chalk metal paper clip

57. Metal paper clip

58. What does a ruler measure?

59. distance

60. Which would require the least amount of force to move
Which would require the least amount of force to move? A book a car a pencil a table

61. a pencil