Top answers

How are force and work related?

The work done on a body is defined as the force applied to that body multiplied by the distance it is applied over.
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Answered by Alex A. • Physics tutor
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Explain the process of nuclear fission.

I would start by defining nuclear fission: 'Nuclear fission is the process of splitting up atoms and harnessing the energy from the reaction.' I would then proceed to explain how this occurs: 'Fission happen...
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Answered by Rob S. • Physics tutor
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How can an object be at rest without friction?

Friction is a force, and no object can change speed (accelerate/decelerate) without first being acted on by a force. On a frictionless surface (with no other external forces present), there is therefore no f...
TB
Answered by Tom B. • Physics tutor
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What is the unit frequency is measured in?

Hertz (Hz), or sometimes megahertz if the Hz is very large.
BP
Answered by Bradley P. • Physics tutor
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What is the difference between nuclear fission and fusion?

Nuclear fission is the process that splits an atom nucleus apart and release energy. Normally a neutron is struck against an atomic nuclei and splits it into two smaller nuclei, releasing two or three neutro...
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Answered by Suellen L. • Physics tutor
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