A period in the earth’s history where global temperatures plummet and extensive glaciation is known as:
A. the greenhouse effect. B. a cold spell.
C. a hole in the ozone.
D. an ice age.
A period in the earth’s history where global temperatures plummet and extensive glaciation is known as:
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The correct answer is D. an ice age.
An ice age is a period in Earth’s history characterized by significant drops in global temperatures, leading to widespread glaciation, where large areas of land are covered by ice sheets. This contrasts sharply with warmer periods known as interglacials. If you have more questions or need further assistance, feel free to ask!