The Earlybird communication satellite hovers over the same point on Earth's equator indefinitely. This is because
A) forces other than Earth's gravity act on it.
B) it pulls as hard on Earth as Earth pulls on it.
C) it is beyond the main pull of Earth gravity.
D) it is kept aloft by ground control.
E) its orbital period is 24 hours.
E
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Physical boundaries do not coincide with significant features of the natural landscape
Indicate whether the statement is true or false.
Instructions: Choose one answer from each pair of selections. Human activities add aerosols to the atmosphere; the overall effect of these particles on climate appears to be a net COOLING | WARMING of surface temperatures
Prevailing winds are the result of what?
a. temperature b. direction the sun strikes the earth c. rotation of the earth on its axis d. ocean currents e. sun storms
A country breeze would probably be associated with a(n) ____
a. large high-pressure area that forms over a city b. hot and humid summer day in a large city c. period of heavy rain that falls over a city d. strong urban heat island e. agricultural field located far from a city