Which phrase describes a volcano that is not expected to erupt again?
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quiet volcano
extinct volcano
dormant volcano
explosive volcano

Extinct Volcano

Explanation:

Extinct volcanoes are those that have not erupted in at least 10,000 years, and are also not expected to erupt again.

Dormant volcanoes are volcanoes that have not erupted, but are expected to erupt.

Extinct volcano

Explanation:

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

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