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11 questions
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- 1. Multiple Choice
What object transforms electrical energy to light energy?
a car
a battery
a light bulb
a stove
- 2. Multiple Choice
Energy stored in a leaf would be considered to be
electrical
chemical
thermal
mechanical
- 3. Multiple Choice
A cart that is moving across a parking lot would have...
potential energy
kinetic energy
chemical energy
- 4. Multiple Choice
At what point would the coaster have the most potential energy?
1
2
3
4
- 5. Multiple Choice
Where would the cart have the most kinetic energy
1
2
4
6
- 6. Multiple Choice
What type of machine is shown in the picture?
1st class lever
2nd class lever
3rd class lever
inclined plane
- 7. Multiple Choice
Chat class lever is shown?
1st
2nd
3rd
4th
- 8. Multiple Choice
What type of simple machine is a door knob?
pulley
wheel and axle
screw
Rube Goldberg
- 9. Multiple Choice
If a force of 5 N pushes a box 2 meers, what is the work done?
3 J
7 J
10 J
- 10. Multiple Choice
What work done is done on a stationary wall by a person pushing with a force of 500 N?
500
0
cannot be determined
- 11. Multiple Choice
Machines typically make work esier by reducing the ____ required to move an object.
distance
force
mechainical advantage
power
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