The flattest surfaces on Earth are __________.
A) cratons
B) abyssal plains
C) mid-ocean ridges
D) continental shelves

Name: The flattest surfaces on Earth are __________. A) cratons B) abyssal plains C) mid-ocean ridges D) continental shelves
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Question

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Abyssal plains are the flattest surfaces on Earth, with slopes of less than 1 degree. Cratons, mid-ocean ridges, and continental shelves are not as flat as abyssal plains.

The Flattest Surfaces on Earth Are __________