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Which statement describes electromagnetic waves with wavelengths greater than 700 nanometers?

They take the form of heat.
They can cause skin cancer and sunburn.
They are some of the shortest waves.
They can be seen by human eyes as visible light.

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znk

Answer:

They take the form of heat.  

Explanation:

Electromagnetic waves with wavelengths greater than 750 nm are infrared light.

They are not visible to human eyes, but we can feel them as heat on our skin.

B is wrong. It is UV light that causes skin cancer and sunburn.

C is wrong .Visible and UV light have shorter wavelengths.

D is wrong. Human eyes cannot see IR radiation

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Scungy

Your're answer is.

(A) They take the form of heat.

Hope this helps you my friend and good luck on the quiz or test.

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