What is the feature numbered 1 in the upper part of this figure?

A) Cirque

B) U-shaped valley

C) Lateral moraine

D) Terminal moraine

A) Cirque

Environmental & Atmospheric Sciences

Explain why our ears may "pop" with changes in elevation.

What will be an ideal response?

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Environmental & Atmospheric Sciences

Which of the following is a trace fossil?

a. mammal tooth b. frozen mammoth c. preserved mosquito in amber d. dinosaur footprint e. clam shell mold

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Environmental & Atmospheric Sciences

The United Nations Millennium Development Goals (MDG) are based on

A) capitalist ideology. B) socialist principles. C) Malthusian theory. D) population policy. E) vital records.