Unlike gravitational forces, electric forces include
A. the inverse-square law.
B. separation distance.
C. infinite range.
D. repulsive interactions.
Answer: D
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Which of the following is an accurate statement about tropical rain forest climates?
A. They are influenced by the ITCZ year-round. B. They experience a cold season. C. Thunderstorms rarely occur there. D. They contain many xerophytes.
Which regions of North America experienced the greatest temperature differences from current values during the last glacial episode of the Pleistocene?
A) Pacific Northwest B) Southern Florida C) Tennessee and South Carolina D) little difference across North America
When water evaporates, it ________ heat energy and ________ the surrounding air
A) releases; cools B) absorbs; cools C) absorbs heats D) releases; heats E) absorbs; has no impact on
Solar energy drives the hydrologic cycle.
Answer the following statement true (T) or false (F)