Rowland and Molina's work showed that ultraviolet light in the stratosphere causes CFCs to release ________ atoms
A) carbon B) mercury C) hydrogen D) chlorine E) fluoride
D
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Trees in rainforests can have a substantial impact on weather
Indicate whether the statement is true or false.
Monoculture ________
A) describes diets low in protein, such as vegetarianism B) farming is illegal in most countries C) describes food that has not been genetically modified D) is an agricultural practice that uses no synthetic fertilizers or pesticides E) is an agricultural practice of growing large stands of a single species
The core comprises 1/3rd of the Earth's mass, but only 1/6th of its volume
Indicate whether the statement is true or false
The rain shadow effect refers to ____.
A. an increase in sunlight on the windward side of mountain ranges B. an increase in moisture on the leeward side of mountain ranges C. an increase in moisture on the windward side of mountain ranges D. a decrease in moisture on the windward side of mountain ranges E. less light available on the leeward side of mountain ranges