Question

which of the following statements about the rivers of the united states and canada is false?
a. the grand canyon was formed by the continuous flow of the columbia river.
b. the yukon river flows from british columbia, through alaska, and into the bering sea.
c. the colorado river runs through the grand canyon.
d. the continental divide acts as a boundary that determines to which ocean rivers flow.

please select the best answer from the choices provided.

○ a
○ b
○ c
○ d

Explanation:

• Option A: The Grand Canyon was formed by the Colorado River, not the Columbia River.
• Option B: The Yukon River's flow path (British Columbia → Alaska → Bering Sea) is correct.
• Option C: The Colorado River does run through the Grand Canyon.
• Option D: The Continental Divide determines river flow to oceans, which is correct.

So the false statement is in option A.

Answer:

A. The Grand Canyon was formed by the continuous flow of the Columbia River.