In geologic time, humans have existed for only a very brief amount of ea history.

Answer the following statement true (T) or false (F)


True

Geologic time is immense. The Earth is 4.6 billion years old, and humans have been in existence for only 200,000 years, a very short amount of geologic time.

Environmental & Atmospheric Sciences

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When did the present style of plate tectonics develop?

a. Archean b. Proterozoic c. Paleozoic d. Mesozoic e. Cenozoic

Environmental & Atmospheric Sciences

The total amount of atmospheric water remains nearly constant

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Critical Thinking According to the accompanying diagram, what percentage of U.S. commercial energy is converted to a useful form or material?

What will be an ideal response?

Environmental & Atmospheric Sciences

The fact that Japan is so well developed indicates

A. comparative advantages that do not include natural resources. B. abundant natural resources. C. strategic advantages unavailable to other east Asian countries. D. that Japan is less dependent on imported energy than China.

Environmental & Atmospheric Sciences