Hydrosphere Unit Test

Front

What source of energy powers Earth's winds and ocean currents?

Back

The Sun

Front

What is the uppermost zone of the ocean called?

Back

Sunlight Zone

Front

What process occurs when phosphates or nitrogen cause a chain reaction in aquatic ecosystems?

Back

Eutrophication

Front

What type of pollution is caused by dirt, sand, and silt?

Back

Sediment Pollution

Front

What is the name of the warm ocean current traveling along the East coast of North America?

Back

Gulf Stream

Front

What is the term for the layer of water in the ocean that receives enough sunlight for photosynthesis?

Back

Sunlight Zone

Front

What is the process by which water vapor turns into liquid water?

Back

Condensation

Front

What is the term for the movement of water from the surface to the atmosphere and back?

Back

Water Cycle

Front

What is the main cause of ocean currents?

Back

Wind and Earth's rotation

Front

What is the term for the gradual increase in the Earth's average temperature due to human activities?

Back

Global Warming