Since 1960, the human population has increased by more than
A) two times.
B) twenty times.
C) ten times.
D) six times.
D
Environmental & Atmospheric Sciences
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The study of controls over the distribution and abundance of living things is called
A) ecosystem restoration B) biota C) ecosystem management D) ecology
Environmental & Atmospheric Sciences
The monsoon winds in summer:
a. move from the oceans over the land. b. occur only on middle latitude west coasts. c. flow from land toward the oceans. d. are a main feature of the world-wide zonal pattern of circulation.
Environmental & Atmospheric Sciences
The world mid-oceanic ridge system totals approximately ________
A) 6 km (4 miles) B) 60 km (40 miles) C) 6,000 km (4,000 miles) D) 60,000 km (40,000 miles) E) 600,000 km (400,000 miles)
Environmental & Atmospheric Sciences
When the Moon is in the first- or third-quarter position, a spring tide will occur.
Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences