Which of the following is the best definition of refraction?
a. reversal in the direction of a wave
b. loss of energy from a wave
c. change in wave direction due to a change in wave speed
d. blocking of a wave by a sharp boundary

A. Reversal in the direction of the wave

The horse latitudes-high-pressure zones about 30 degrees north and 30 degrees south of the equator.-warm air traveling away from the equator cools and sinks-weather tends to be clear and drythe doldrums-low-pressure near equator-air rises and spreads out toward the poles-rising moist air produces clouds and heavy rainthe westerlies-blow from the west-move from the horse latitudes toward the poles.-bring storms across much of the united statesthe tradewinds-blow from the east-move from the horse latitudes toward the equator  -strong, steady winds