Which of the following elements has the shortest residence time in the oceans?
A) calcium
B) iron
C) sodium
D) Calcium,iron,and sodium all have the same residence time.
Correct Answer:
Verified
Q16: Approximately how long does it take for
Q17: What is the cryosphere?
A)barren desert
B)upper atmosphere
C)ice caps
Q18: If Earth's atmosphere did not contain greenhouse
Q19: Which of the following statements is true?
A)Negative
Q20: Which of the following climate feedback systems
Q22: Which of the following is the current
Q23: Which of the following elements has the
Q24: Solar radiation transforms oxygen molecules in the
Q25: The biosphere is composed of
A)plants living near
Q26: The process whereby warm water from equatorial
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