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- 1. Multiple Choice
What is the formula for POWER?
P = Work/time
P = Energy/time
P = Work x time
P = bbq/chicken
- 2. Multiple Choice
What is the formula for WORK?
W = Force * displacement
w = force * power
W = Force / Distance
w = displacement/time
- 3. Multiple Choice
The SI unit of measurement for work?
Joules
Watts
Newtons
meters
- 4. Multiple Choice
The energy of motion is...?
Mechanical
Potential
Kinetic
Infinite
- 5. Multiple ChoiceEnergy that is stored is called...KineticPotential
- 6. Multiple Choice
The SI unit for power is the _____.
Watt
Joule
Newton
Meter
- 7. Multiple Choice
A force exerted over a distance to move an object is the definition of _________.
power
work
momentum
Watt
- 8. Multiple Choice
If 150 Joules of work is needed to move a box 10 meters, what force was used?
1500 N
15 N
1.5 N
150 N
- 9. Multiple Choice
The energy of position or shape that depends on weight and height, also called stored energy is...
Energy
Kinetic energy
Potential energy
Sound energy
- 10. Multiple Choice
The ability to do work or cause change:
work
energy
momentum
power
- 11. Multiple Choice
A worker climbs a ladder and does 8 J of work on a 2 N object. What is the distance they lift the object?
18 m
4 m
10 m
6 m
- 12. Reorder
The law of conservation states that we cannot ________ any more energy and when we use energy, it is not ________ , only ____________.
destroyed
create
changed/transformed
- 13. Multiple Choice
How much energy is expended when a 10.0 kg box is moved 2.0 m? (Hint: energy is the ability to do work)
20.0 J
5.0 J
0.20 J
2.5 J
- 14. Multiple Choice
At which point on the roller coaster is the kinetic energy at its maximum?
A
B
C
D
- 15. Multiple Choice
The measurement of the force of gravity on an object
mass
speed
weight
motion
- 16. Multiple Choice
When does an object have no kinetic energy?
When it's at rest.
When it's moving very slowly.
When the only force that's acting on it is gravity.
When it has no electrical charge.
- 17. Multiple ChoiceWhat is the rate of gravitational acceleration?
9.8 m/s
8.9 m/s
9.8 m/s2
8.9 m/s2
- 18. Multiple Choice
Gravitational energy is NOT affected by...
mass
power
gravitational acceleration
height
- Answer choicesTagsAnswer choicesTags