Why does a water molecule, on average, stay in the ocean 333 times longer than in the atmosphere?
A) it rains more over the ocean
B) water cycles through the ocean much faster than the atmosphere
C) evaporation happens only on the surface of the ocean
D) water cycles through the atmosphere much faster than the ocean

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.

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