What is the formula for work done?

Understanding Work, Power, and Energy

Quiz
•
Other
•
8th Grade
•
Hard
Lymnuel Libunao
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Work = Force - Distance
Work = Force × Distance × cos(θ)
Work = Force / Distance
Work = Force + Distance
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define power in terms of work and time.
Power = Work - Time
Power = Work / Time
Power = Time / Work
Power = Work + Time
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is energy related to work?
Energy can be created from nothing.
Work is not related to energy.
Energy is the same as power.
Energy is the capacity to do work.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What unit is used to measure work?
joule
watt
pascal
newton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 50 Joules of work is done in 5 seconds, what is the power?
20 Watts
10 Watts
5 Watts
15 Watts
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the SI unit of power?
watt
joule
ohm
volt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the concept of kinetic energy.
Kinetic energy is the energy required to lift an object against gravity.
Kinetic energy is the energy of an object in motion, calculated as KE = 1/2 mv^2.
Kinetic energy is the energy released during a chemical reaction.
Kinetic energy is the energy stored in an object at rest.
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