About what percentage of the workforce of North America is currently employed in the primary or secondary sectors of the economy?

A) 5%
B) 20%
C) 40%
D) 50%


B

Environmental & Atmospheric Sciences

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This graph illustrates ________

A) how supply and demand dictate the price of a product or service B) how the supply of a product or service dictates demand for it C) how price dictates the supply of and demand for a product or service D) how the demand for a product dictates its price

Environmental & Atmospheric Sciences

A population's growth rate is determined by ________

A) birth and immigration rates B) birth, death, immigration, and emigration rates C) birth rate and ecological resilience D) birth rate

Environmental & Atmospheric Sciences

Explain why even small changes in sea level will have a profound effect on human civilizations

What will be an ideal response?

Environmental & Atmospheric Sciences

According to the three-cell general circulation model, the driest regions on Earth should be found near:

a. The equator and 60 deg latitude. b. The equator and 30 deg latitude. c. 30 deg latitude and the polar regions. d. 30 deg latitude and 60 deg latitude.

Environmental & Atmospheric Sciences