Without gravity, a cannonball fired upward at 45° would follow a straight-line path. Due to gravity, however, in 3 s it is below the straight line a distance of
A. more than 20 m.
B. 10 m.
C. 20 m.
D. 15 m.
Answer: A
Environmental & Atmospheric Sciences
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The lava at Kilauea volcano in Hawaii moves down slope at speeds of 1-10 meters per second; fast for a lava flow. What could account for this?
A) The lava is spewing out of the cone at fast speeds. B) The lava is more thin. C) The lava is very thick. D) The slope is steep.
Environmental & Atmospheric Sciences
A freshwater lake with low nutrient input, low plankton, and low fish population will tend to have
clear water. Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences
Stratus clouds are often delicate, fibrous, and white in color. Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Most sediments have a composition derived from a mixture of origins
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences