If the volume of an estuary is 2.1 km3, and the net flow rate of mixed surface water out of the estuary is 7.5 million m3 per day, the flushing time of the estuary is ________.

A. 3.5 days
B. 1 day
C. 350 days
D. 35 days
E. 280 days


Answer: E

Environmental & Atmospheric Sciences

You might also like to view...

Romance languages evolved from French

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

What do glaciers do in an ice age?

A. They cover the entire Earth. B. They become more dense. C. They move faster toward the sea. D. They advance toward the equator.

Environmental & Atmospheric Sciences

Thunder is a very destructive force

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The earth's radiation balance involves

A. energy being radiated only upward into space. B. most energy leaving the earth in the form of longwave radiation. C. most energy emitted directly into space with no interaction with the atmosphere. D. conduction and convection emitting energy directly into space.

Environmental & Atmospheric Sciences