Which of the following describes condensation? * A. Water turns into steam or vapor and rises into the air.
B. Water in the air cools down and forms droplets.
C. Water in clouds falls down to Earth's surface.
D. Water that falls to Earth's surface is absorbed into the ground.

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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.