What Is The Doppler Effect Redshift

The

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A basic description of

A visual explanation of the

Doppler Effect

Time to

What do a passing car and distant galaxies have in common? They both reveal a fundamental phenomenon of wave behavior ...

What is

Red shift

A concise visual explanation to better understand the physics behind the

The mechanisms behind many

Color because all galaxies show a

Unlock the mysteries of the universe in our latest video, "Decoding the Universe:

Red shift

Notes on the

Some redshifts are an example of the

Pupils take an active role in this demonstration on light waves to show the

The

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