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Why do we use non-renewable energy?

In modern life there is a large demand for energy as it is needed for everything from transport to heating. Whilst there are many renewable options for energy many of these run into issues in terms of their ...
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Answered by Thomas P. • Physics tutor
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Sound waves are longitudinal. Describe a longitudinal sound wave?

A wave where the oscillations are parallel to the direction of energy transfer causing areas of compression and rarefaction
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Answered by Marie B. • Physics tutor
8300 Views

Explain how an electromagnetic motor works?

A moving current in a magnetic field produces a force according to Fleming's Left Hand Rule. When a loop of wire with a current moving through it cuts magnetic field lines, movement is induced along the wire...
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Answered by Hannah S. • Physics tutor
3024 Views

What is an example of a natural satellite?

The Moon
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Answered by Katie B. • Physics tutor
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Please explain air resistance.

Both air and water are made up of lots of tiny particles. When you run your hand through water, there is some resistance to motion caused by the interaction between your hand and the water particles. In a si...
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Answered by Harris V. • Physics tutor
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