A mirage is caused by ____
A) scattering of light by air molecules
B) the bending of light by air of different densities
C) a thin layer of moist air near the ground
D) reflection of light from a hot surface
B
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An igneous rock with no visible crystals ____
A)has a phaneritic texture B)cooled quickly in a magma chamber C)slowly on Earth's surface D)cooled quickly on Earth's surface E)is granite
The hurricanes that wrack the Caribbean originate in the Pacific Ocean
Indicate whether the statement is true or false
The cP air-mass in North America originates in:
A) Siberia. B) the North Atlantic. C) Greenland. D) interior Alaska and Canada. E) the Arctic basin.
A concrete obstruction built out into the water from a beach perpendicular to the longshore current is a(n) ____________________
Fill in the blank(s) with correct word