Author Question: The extent of the continental shelf, an underwater extension of the continental crust, varies due to ... (Read 122 times)

Pineapplelove6 · **on:** Jul 29, 2018

The extent of the continental shelf, an underwater extension of the continental crust, varies due to fluctuations in sea level. When sea level is higher, the continental shelf

A) is narrow because less of the continental shelf is exposed.
B) is narrow because less of the continental shelf is submerged.
C) wider because some of the continental land would be submerged.

Question 2

The orbital motion of a wave is greatest (has the largest diameter) at

A) the wave base.
B) about one-half the depth of the wave base.
C) a depth of one-half the wavelength.
D) the surface.