1. Simple Machines Review

2. Define the word SIMPLE MACHINE.#1
Define the word SIMPLE MACHINE.
Answer:
A machine with few or no moving parts that makes work easier.

3. List the SIX Simple Machines.#2
List the SIX Simple Machines.
Answer:
wedge pulley
inclined plane lever
screw wheel and axle.

4. #3
What simple machine vocabulary word is described by the following: The “push or pull of an object”
Answer: Force

5. #4
What simple machine vocabulary word is described by the following: A force that pulls objects toward the center of the Earth.
Answer: Gravity

6. #5
What simple machine vocabulary word is described by the following: The action of one surface or object rubbing against another
Answer: Friction

7. #6
What simple machine vocabulary word is described by the following: Many parts that work together
Answer: system

8. Look at the picture … explain why this is an example of a system#7
Look at the picture … explain why this is an example of a system
Answer: A system

9. What do you create when you rub your hands together?#8
What do you create when you rub your hands together?
Answer: friction

10. #9
What simple machine vocabulary word is described by the following: What is done when a force moves a load from one place to another.
Answer: Work

11. #10
Tell if this is an example of WORK or if it is NOT an example of work a baby sleeping soundly in bed
Answer: not work

12. #11
Tell if this is an example of WORK or if it is NOT an example of work a man chopping wood
Answer: work

13. #12
Tell if this is an example of WORK or if it is NOT an example of work a car broken down on the side of the road
Answer: not work

14. #13
Tell if this is an example of WORK or if it is NOT an example of work a person standing still
Answer: not work

15. #14
What do you call the force that makes it hard to push a book across a piece of sandpaper?
Answer: Friction

16. Which simple machine is found on the cap of a water bottle?
#15
Which simple machine is found on the cap of a water bottle?
Answer: screw

17. On which type of simple machine would you find a fulcrum?
#16
On which type of simple machine would you find a fulcrum?
Answer: lever

18. What kind of simple machine is a wheel chair ramp?
#17
What kind of simple machine is a wheel chair ramp?
Answer:
Inclined plane

19. What simple machine is shown below?
#18
What simple machine is shown below?
Answer: inclined plane

20. What is it called when force moves a load from one place to another?
#19
What is it called when force moves a load from one place to another?
Answer: work

21. What simple machine is this an example of?
#20
What simple machine is this an example of?
Answer: pulley

22. What simple machine is shown below?
#21
What simple machine is shown below?
Answer: screw

23. What simple machine is this an example of?
#22
What simple machine is this an example of?
Answer: wedge

24. #23
This teacher is having a hard time lifting the heavy weight. What could she do to make it easier?
Answer: move the fulcrum closer to the heavy object

25. What simple machine is shown below?
#24
What simple machine is shown below?  
Answer: Wheel and Axle

26. What simple machine do you see in this picture?
#25
What simple machine do you see in this picture?
Answer: lever

27. What simple machine is this an example of?
#26
What simple machine is this an example of?
Answer: d

28. What simple machine do you see in this object?
#27
What simple machine do you see in this object?
Answer: wheel and axle

29. What simple machine is this an example of?
#28
What simple machine is this an example of?
Answer: d

30. What simple machine is part of this object?
#29
What simple machine is part of this object?
Answer: wedge

31. What is the force that makes it hard to push a book across the carpet?
#30
What is the force that makes it hard to push a book across the carpet?
Answer: friction

32. Why/how is a spool mobile a system?
#31
Why/how is a spool mobile a system?
Answer: The spoolmobile is a system because all the parts work together.
For example, the rubber band holds the energy when it gets turned by the waster, coffee stirrer and straw. The spool helps the spool mobile roll forward because of its curved edges. When all these parts work together, the spool moble moves.