work, power, and energy quizziz
Authored by Anthony WakeForestMS
Science
9th - 12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must occur for work to be done on an object?
A. An object must be moving
B. A force must be applied over a distance
C. Energy must be conserved
D The object must be lifted
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula is used to calculate work?
A. Work = Mass x Velocity
B. Work = Force / Distance
C. Work = Force x Distance
D. Work = Energy / Time
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of energy is energy due to motion?
A. potential energy
B. Chemical energy
C. Radiant energy
D. kinetic energy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The law of conservation of energy states that energy:
A. Can be created when needed
B. Can be destroyed by friction
C. Can change forms but cannot be created or destroyed
D. Always stays kinetic
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Power is best defined as:
A. The amount of force used
B. How fast work is done
C. Force applied in a direction
D. Force applied in a direction
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A student pushes a box with a force of 20 N for a distance of 5 m.
How much work is done?
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A machine does 600 J of work in 10 seconds.
what is the power output?
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