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- 1. Multiple Choice
Which is not a simple machine?
pulley
spring
screw
wedge
- 2. Multiple Choice
Which statement best describes when work is done?
A force is applied to an object
A weight lifter is able to hold a dumbbell in place.
An object moves in the direction the force is applied
An object moves
- 3. Multiple Choice
What type of simple machine is found on the lid of a pickle jar or on the top of a bottle?
screw
lever
wheel and axle
inclined plane
- 4. Multiple Choice
What is the fixed point upon which a lever rotates?
fulton
fulcrum
furmen
falcon
- 5. Multiple Choice
What type of simple machine is a ramp?
wedge
inclined plane
screw
pulley
- 6. Multiple Choice
Which of these is an example of a wedge?
stairs
broom
butter knife
skateboard
- 7. Multiple Choice
An inclined plane wrapped around a cylinder is a _______.
wheel & axle
level
wedge
screw
- 8. Multiple Choice
Which of these is not an example of an inclined plane?
ladder
stairs
wall
playground slide
- 9. Multiple Choice
Which is an example of someone using a simple machine to do work?
a boy runs across a football field
a banker counts money
a mother pushes a stroller up a ramp into a building
a girl eats a sandwich
- 10. Multiple Choice
Jan is using a screwdriver to insert a screw. The screwdriver is being used as a _______.
a wheel and axle
a lever
a wedge
a pulley
- 11. Multiple Choice
Most simple machines require a motor or electricity.
True
False
- 12. Multiple Choice
Which type of simple machine would be found on the bottom or underside of a wagon.
a lever
a pulley
a wedge
a wheel and axle
- 13. Multiple Choice
A triangular shaped inclined plane that moves through an object is a _______.
ramp
screw
wedge
lever
- 14. Multiple Choice
What simple machine is the picture?
wedge
lever
pulley
wheel and axle
- 15. Multiple Choice
What simple machine is the picture?
wedge
incline plane
screw
pulley
- 16. Multiple Choice
What simple machine is the picture?
pulley
incline plane
lever
screw
- 17. Multiple Choice
A complex machine is _____.
connected to a center post called an axle
a machine that is a combination of two or more simple machines
made of two inclined planes joined together to make a sharp edge
a slanted surface used to move things from a low place to a high place
- 18. Multiple Choice
Can a machine be 100% efficient?
Yes
No
- 19. Multiple Choice
The amount of work needed does not change regardless the amount of power a machine has.
True
False
- 20. Multiple Choice
Which is Not an example of how machines make work easier?
A machine can change the direction a force is applied
A machine can decrease the amount of work need to complete a job.
A machine can change the distance the effort force must be applied
A machine can change the amount of effort force needing to be applied
- 21. Multiple Choice
A wheel barrow is an example of a ______ lever.
first class
2nd class
3rd class
- 22. Multiple Choice
Lifting a dumbbell is an example of a _________ lever.
1st class
2nd class
3rd class
- 23. Multiple Choice
Which image below is not an example of a 1st class lever?
- 24. Multiple Choice
Power is measured in _____.
Watts
Newtons
Joules
- 25. Multiple Choice
Work is measured in _______.
Watts
Newtons
Joules
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