An iron ball and a wooden ball of the same size are dropped from a tall tower. Taking air resistance into account, the ball to hit the ground first will be the
A. iron ball.
B. wooden ball.
C. Both hit at the same time.
D. not enough information
Answer: A
Environmental & Atmospheric Sciences
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The light inside a raindrop that emerges into the air
A. speeds up. B. slows down. C. remains at speed c. D. none of the above
Environmental & Atmospheric Sciences
We can say that Earth's crust floats on the mantle because
A) the mantle is very hot and flows from internal convection. B) part of the mantle is hot enough to flow as a plastic solid. C) the continental crust floats on the oceanic crust. D) the mantle is below the crust.
Environmental & Atmospheric Sciences
The primary method of erosion in arid regions is ____
A)wind B)water C)frost wedging D)ventification E)sedimentation
Environmental & Atmospheric Sciences
Strong winds blowing over vegetation results in rapid water loss in the plant
a. True b. False
Environmental & Atmospheric Sciences