Life has been sustained on the earth
A. for approximately six billion years.
B. since the time of the last impact of the meteorite.
C. through millions of years of ice ages and long warming periods.
D. since the human species has been around.
E. because of renewable resources.
Answer: C
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A) light B) interference C) reflection D) refraction
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A. cassava, corn, and rice. B. corn, soybeans, and barley. C. wheat, rice, and corn. D. corn, beans, and potatoes.
If you were writing a textbook on world regional geography, what regions would you create? Compare yours to the textbook's map of regions
What will be an ideal response?