Which of the following beds would be easiest for a stream to erode?

A) Lined with gravel and cobbles
B) Bedrock
C) Lined with sand and gravel
D) Lined with silt


Answer: D

Environmental & Atmospheric Sciences

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A tropical monsoon climate is more similar to a tropical savanna climate than to a tropical rainforest climate

Indicate whether the statement is true or false

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The dominating air mass in summer in the humid continental, hot summer climate regions is:

a. cT. b. mP. c. mT. d. cP.

Environmental & Atmospheric Sciences

Which of the following could be the pH of an acid?

a. 2 b. 7 c. 10 d. 13

Environmental & Atmospheric Sciences

The Rub-al-Khali or "empty quarter" is found in southern:

A) Oman B) Israel C) Iran D) Saudi Arabia

Environmental & Atmospheric Sciences