When we see a half-moon, the position of the Sun is

A) almost directly behind the Moon.
B) almost directly behind the Earth.
C) at right angles to a line from Earth to the Moon.
D) about 45° from a line from Earth to the Moon.


C

Environmental & Atmospheric Sciences

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What kind of urban growth involves the use of energy efficient buses and neighborhoods that are more pedestrian and bicycle friendly?

What will be an ideal response?

Environmental & Atmospheric Sciences

The most common dietary problem in rich countries is

A. overeating. B. inadequate intake of minerals. C. iron deficiency. D. inadequate intake of vitamins.

Environmental & Atmospheric Sciences

Describe the Saffir-Simpson scale for measuring hurricane intensity, including the factors it uses to construct the scale

What will be an ideal response?

Environmental & Atmospheric Sciences

The Convention on Biological Diversity is an international treaty

A) ratified by the United States to globally limit the loss of biodiversity. B) ratified by the United States to limit the international trade of endangered species. C) that aims to conserve biological diversity worldwide but has not been ratified in the United States. D) that would purchase all endangered species habitats in the world but has not been ratified in the United States.

Environmental & Atmospheric Sciences