The risk of earthquakes is high along the pacific coast of the united states because
a. there have been no earthquakes there lately.
b. serious earthquakes are rare east of the rockies.
c. satellites have detected increasing elevation of the ground surface.
d. that’s where the pacific and north american plates meet.

Answer :   Where the pacific and North American plates meet

Explanation: The risk of earthquakes is high along the pacific coast of the united states because where the pacific and North American plates meet.

Canada lies in the Northern boundary of the Juan de Fuca plates where the boundary returns to being between the pacific and North American plates.

32: from largest to smallest, this hierarchy includes eons, eras, periods, epochs, and ages.

33: answer is c

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mass and volume are the answers you are looking for