Low-income people in less-developed countries typically spend how much of their income on food?
A. 5-10%
B. 15-20%
C. 20-30%
D. 40-50%
E. 50-70%
Answer: E
Environmental & Atmospheric Sciences
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A. cools. B. warms. C. neither of these D. not enough information
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Horizontal pressure changes are ________ than vertical pressure changes
A) greater B) less than C) about the same D) None of the above. There are no horizontal pressure changes.
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Lightning is
A) when warm and cold air collide. B) an indication of a high salt content in the air. C) an indication that the atmosphere is virtually dust free. D) a discharge of static electricity.
Environmental & Atmospheric Sciences
New lithosphere is created at
A. transform faults. B. convergent plate boundaries. C. divergent plate boundaries. D. subduction zones.
Environmental & Atmospheric Sciences