WorksheetsF.4 Ch. 8 Check Concept - Work, Energy & Power
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Doing work is a process of transferring energy.
a)
True
b)
False
2.
The unit of work is newton (N).
a)
True
b)
False
3.
Work is a vector quantity.
a)
True
b)
False
4.
No work is done when the force and the direction of motion of an object are in opposite directions.
a)
True
b)
False
5.
Gravitational potential energy is the energy possessed by an object due to its position under gravity.
a)
True
b)
False
6.
Kinetic energy of a moving object is determined by its speed only.
a)
True
b)
False
7.
Burning fuel can create energy.
a)
True
b)
False
8.
Kinetic energy and potential energy of a system may be inter-converted.
a)
True
b)
False
9.
Power is a measure of the rate of energy transfer.
a)
True
b)
False
10.
The unit of power is watt (W).
a)
True
b)
False
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