Top answers

Physics
GCSE

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.

AA
Answered by Alex A. Physics tutor
2670 Views

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 hap...

RS
Answered by Rob S. Physics tutor
10050 Views

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 n...

TB
Answered by Tom B. Physics tutor
17202 Views

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
5014 Views

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 thre...
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Answered by Suellen L. Physics tutor
7153 Views

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