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WorksheetsWork, Energy & Power
Total questions: 15
Worksheet time: 8mins
The equation for work is
work = power x mass
work = power / time
work = force x distance
work = distance x time
________________ is the rate at which work is done.
Power
Work
Time
Energy
The unit of power (aka Joule per second)
Joule
Minute
Watt
Pound
The unit for work (aka Newton-meter)
Watt
Power
Work
Joule
The property of an object or system that allows it to do work is ________________.
Work
Energy
Power
Distance
What is work?
Product of force and displacement
Product of energy and time
Product of force and time
Akram pushing a trolley over a distance of 5 m with a force of 10 N. What is work done by Akram?
500 J
50 J
5 J
Lisa pulling a drawer over a distance of 50 cm with a force of 2 N. What is work done by Lisa?
10 J
100 J
1 J
What is energy?
Ability to do force
Ability to do work
Ability to do power
What is power?
Ability to do work
Rate of doing work
Rate of doing force
Ability to do force
What is formula for power?
Power = work done / time taken
Power = force / time taken
Layla pulled a box up a smooth ramp from A to B with a force of 30 N over a distance of 2 m in 5 s. What is the power used by Layla to pulled a box up?
12 W
24 W
300 W
A student needs 10 Newtons of force to lift a box to the top of a 2 meter shelf. How much work do they do?
12 J
8 J
20 J
5 J
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
