Photosynthetic autotrophs changed the composition of the atmosphere during the oxygen revolution
Indicate whether the statement is true or false
True
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The study of paleomagnetism is possible because ____
a. the magnetic minerals in rocks create Earth’s magnetic field b. most rocks contain no magnetic minerals c. the magnetic minerals in rocks disrupt Earth’s magnetic field d. the magnetic minerals align toward the north magnetic pole at the Curie point e. Earth’s magnetic poles reverse on a regular and predictable time scale
North America receives ________ percent of the world's Muslim migrants
A) 1 B) 10 C) 15 D) 25 E) 50
As the temperature rises, how does this affect relative humidity?
A) The temperature rise does not affect relative humidity. B) Relative humidity decreases as temperature rises. C) Relative humidity increases as temperature rises. D) The temperature rise causes relative humidity to fluctuate.
What is leapfrogging?
What will be an ideal response?