What determines the number and composition of the populations in a community?
A) Food
B) Light
C) Space
D) All of these choices
D
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If you were caught in freezing weather with only a candle for warmth, you would be warmer in
A. a tent. B. a wooden house. C. an igloo. D. not enough information
Responsible stewardship in the coming decades will require global energy policies that promote
A) both sustainability and technological efficiency. B) productivity and economic prosperity in developing nations. C) the development of abundant and inexpensive fossil fuels such as shale gas. D) additional exploration of shale oil and natural gas resources.
Phenomena that are each located at a particular place, but do not exist everywhere, can be represented by _______________ data
Fill in the blank(s) with correct word
Glaciation can take about ________ years, whereas deglaciation requires about ________ years
A) 10,000; 90,000 B) 1000; 100 C) 100; 1000 D) 100,000; 10,000