Question

question 11 of 29
what best describes the change in salinity in an estuary at low tide (as water leaves the area)?
a. salinity does not change in a regular pattern.
b. salinity remains the same.
c. salinity increases.
d. salinity decreases.

Explanation:

At low - tide in an estuary, as water leaves the area, the proportion of salt in the remaining water increases because the volume of water is decreasing while the amount of salt remains relatively constant in the short - term. So salinity increases.

Answer:

C. Salinity increases.