The polarity of Earth's magnetic poles has reversed in the past.
Answer the following statement true (T) or false (F)
True
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To a demographer, a group of people that share a common temporal demographic experience is known as a
A) a cohort. B) a team. C) a dependency ratio. D) a transnational migrant. E) a baby boom.
Which of the following is an accurate statement about polar lows?
A. They are smaller than middle-latitude cyclones and typically form in winter. B. They are smaller than middle-latitude cyclones and typically form in summer. C. They are larger than middle-latitude cyclones and typically form in winter. D. They are larger than middle-latitude cyclones and typically form in summer.
A wind is named for the direction toward which it blows
Indicate whether the statement is true or false
Earth is very different from its neighbors because it
A. contains water. B. is tectonically active. C. generates heat. D. can support life. E. All of these choices are correct.