Ocean Water

Most ocean-water usage is for _____. mining industry desalination power plants

desalination

thermocline

transitional layer between the mixed surface layer and the deep water layer in the ocean

Surface water is ________ deep-ocean water. the same temperature as colder than warmer than

warmer than

Select all of the answers that apply. Jenna dives 20 meters into the ocean. How much pressure does she feel? 14.7 psi 44.1 psi 20 atm 3 atm one atmosphere

44.1 psi

As ocean depth increases, _____. pressure decreases temperature increases salinity decreases density increases

Density is greater in the thermocline and deep-water layer because the water is so cold. As temperature decreases, density increases. density increases

Which of the following statements is true? The ocean contains very little NaCl. Dissolved minerals from rocks are deposited in the ocean. Density is a comparison between volume and salinity. One atmosphere is equal to 20 pounds per square inch (psi).

Dissolved minerals from rocks are deposited in the ocean.

The temperature of ocean surface water depends on _____. salinity and density pressure and season latitude and season geography and density

Surface water temperature depends on latitude and season latitude and season

Density is ______ throughout the world's oceans. uniform varying

The density of ocean water is not uniform varying

The salinity of ocean water _____. increases with depth decreases with depth is uniform throughout the entire ocean

The salinity of ocean water increases with depth and the rate of evaporation, but the average salinity is 35 parts per thousand increases with depth

The water in Lake Fair has a salinity of 12 ppt. The water _____. is saltier than the ocean has 12 grams of salt per 1000 grams of water has a greater salinity than ocean water doesn't contain any dissolved salts

has 12 grams of salt per 1000 grams of water

salinity

measure of dissolved minerals and salts in water

desalination

process by which salt is removed from saltwater