Work, Energy and Power

Gap-Filling Quiz

Type the answers (or copy and paste them) into the blank boxes.
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   conservation      destroyed      direction      falling      joule      kinetic      motion      multiplied      newton      position      Power      renewable      second      unit      work   
Work = force by the distance moved in the of the force. The unit of work is the .
A joule is the work done when a force of one moves its point of application through one metre.
Energy is the ability to do . The of energy is the joule.
The potential energy of a body is the energy it has due to its or mechanical condition.
Kinetic energy of a body is energy it has due to its .
The principal of of energy states that energy cannot be created or but can only be converted from one form to another.
For a freely body, its loss in potential energy is equal to its gain in energy.
A source of energy is one that does not get used up.
is the amount of work done per second. The unit of power is the watt.
One watt is equal to 1 joule per .