Used in transmitting television signals

Used to kill cancer cells

Used to quickly heat and cook food

Used to take thermal images

The only part of the spectrum we can see

Help produce Vitamin D

Sometimes used to detect black holes

The wave with the longest wavelength

the length of the wavelengths determines the color we see

Can cause sunburns

Used in cell phones and radars

Gives off energy as heat

Are blocked by the earth's atmosphere

The energy transferred through space by electromagnetic waves.

The range of wavelengths of electromagnetic waves.

The distance between two corresponding parts of a wave, such as the distance between two crests.

A natural satellite that orbits a planet.

An optical instrument that forms enlarged images of distant objects.

A small rock found burning in earth's atmosphere

A small rock from space that has hit earth's surface

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