The Pleistocene began with major glacial advances as early as:
a. 10 thousand years ago.
b. 100 million years ago.
c. 26 million years ago.
d. 2.6 million years ago.
D
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When compared to land, how does water heat?
A. more slowly B. more slowly at first, and then more quickly C. more quickly D. at same rate
What hypothesis has been presented for the close parallel relationship of the magnetic field and the rotation axis?
A) Rotation causes spiraling convection currents in the outer core. B) Rotation causes spiraling convection currents in the outer mantle. C) Rotation causes spiraling convection currents in the inner mantle. D) Rotation causes spiraling convection currents in the inner core.
A market-based instrument is a calculation of the net benefit or total positive impact of an environmental policy.
Answer the following statement true (T) or false (F)
Wave celerity is equal to ________
A) wave height divided by frequency B) wave height divided by period C) wavelength divided by fetch D) wavelength divided by frequency E) wavelength divided by period