Oceans, Currents & Climate

Which of the following statement is true about the Pacific Ocean?

• It is getting larger.

• It never changes.

• It is getting smaller.

• It is the smallest ocean.

The measure of the amount of dissolved salts in a given amount of liquid is called

• salinity

• the water cycle

• desalination

• evaporation

The movement of water from ocean to the atmosphere to the land and back to the ocean is called

• water evaporation

• the water cycle

• water precipitation

• hydrology

The world’s smallest ocean is the

• Indian Ocean

• Atlantic Ocean

• Antarctic Ocean

• Arctic Ocean

The physical change of liquid to vapor (gas) is called

• precipitation

• condensation

• desalination

• evaporation

The world’s largest ocean is the

• Arctic Ocean

• Atlantic Ocean

• Southern Ocean

• Pacific Ocean

The most abundant dissolved salt in ocean water is

• sodium saline

• sodium chloride

• sodium fluoride

• sodium chlorine

Desalination is the process of removing what from ocean water?

• pollution

• organism

• salt

• manganese nodules

Surface currents are primarily caused by

• the movement of water

• the wind

• warm water

• the equator

The curved paths of global winds and surface currents are caused by

• the rotation of the earth

• the revolution of the earth around the Sun

• Deep ocean currents

• warm air near the equator