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Physics, Fun
8th -
10thgrade
Simple Machines, Work, and Mechanical Advantage
20 questions
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- 1. Multiple Choice
which is an inclined plane?
pulley
screw
lever
gear
- 2. Multiple Choice
what mechanical advantage is in a real situation?
actual mechanical advantage
ideal mechanical advantage
- 3. Multiple Choice
who invented simple machines?
Taylor Swift
Achilles
George Washington
Archimedes
Mickey Mouse
- 4. Multiple Choice
which lever type is a wheel barrow?
type 1
type 2
type 3
none of them
- 5. Multiple Choice
a [ ] is a simple machine
shelf
wheel and axle
bird feeder
- 6. Multiple Choice
the mechanical advantage of a wheel and axle is...
wheel diameter / force
wheel diameter / axle diameter
axle diameter / wheel diameter
- 7. Multiple Choice
what helps us lift things up off the ground?
inclined plane
lever
wedge
pulley
- 8. Multiple Choice
what splits things apart?
lever
wedge
wheel and axle
screw
- 9. Multiple Choice
simple machines always make work easier
true
false
- 10. Multiple Choice
which are NOT simple machines
window blind
stairs
computer
light bulb
book
- 11. Multiple Choice
a catapult is an example of a [ ]
pulley
talking chicken
door knob
lever
- 12. Multiple Choice
Which would be most effective to push a heavy box into a truck?
super cow
inclined plane
wedge
pulley
- 13. Multiple Choice
Which of the following does a screw do?
lifts things
separates things
holds things together
none of the above
- 14. Multiple Choice
Archimedes said:
an inclined plane will make work easier
give me a place to stand and I will move the earth
I eat donuts
pulleys lift everything
- 15. Multiple Choice
which of the following are levers?
- 16. Multiple Choice
If I have a wedge with a MA of 5 and an output distance of 2, than what is the input distance?
10
100
1000
10000
- 17. Multiple Choice
What is the mechanical advantage of a pulley system that looks like this?
5
8
1
2
- 18. Multiple Choice
A crocodiles teeth would be most similar to what type of simple machine?
lever
wheel and axil
wedge
inclined plane
- 19. Multiple Choice
A wedge would be most effective to split things apart.
True
False
- 20. Multiple Choice
What is the formula for work?
force + distance
force x distance
work - force x 8
distance x work
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