Question

4.) where would we expect to find the densest ocean water?

Explanation:

To determine where the densest ocean water is found, we consider factors affecting water density: temperature (colder water is denser) and salinity (more saline water is denser). Polar regions (like the Antarctic and Arctic) have very cold water, and deep ocean regions (especially in polar deep waters or areas with high salinity like the Mediterranean outflow) also have dense water. The densest ocean water is typically found in the deep ocean, particularly in the Antarctic Bottom Water (formed near Antarctica due to cold temperatures and high salinity from sea ice formation) or other deep - ocean areas with cold, saline water.

Answer:

The densest ocean water is typically found in the deep ocean, especially in regions like the Antarctic Bottom Water (formed near Antarctica) or other deep - ocean areas with cold, saline water (e.g., deep polar oceans or areas with high - salinity deep - water formation).