Someone standing at the edge of a cliff throws one ball straight up and another ball straight down at the same initial speed

Neglecting air resistance, the ball to hit the ground below the cliff with the greatest speed will be the one initially thrown A) upward.
B) downward.
C) They will both hit with the same speed.


C

Environmental & Atmospheric Sciences

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Why are the winds in a hurricane so strong?

A. The Coriolis force causes hurricanes to spin quickly. B. There is little friction to slow the wind. C. The pressure in the centre of the hurricane is very low. D. The pressure gradient is weak.

Environmental & Atmospheric Sciences

How do seasons affect the surface winds?

A) During the northern summer, the surface winds shift to the south. B) During the northern winter, the surface winds shift to the south. C) During the northern winter, the surface winds shift to the north. D) All of these choices

Environmental & Atmospheric Sciences

According to Figure 20.23 in your textbook, scientists trace dust origins by analyzing

A) mineral particles. B) pollen grains. C) microbe DNA. D) element concentrations.

Environmental & Atmospheric Sciences

Hurricanes tend to strengthen over warm ocean water

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences