Ocean Currents Practice Quiz

The two types of ocean currents are _______ and _______.

• hot; cold

• salty; fresh

• surface; deep

• wavy; straight

The amount of salt found in water is...

• salinity

• density

• pollution

• temperature

Earth's ______ causes ocean currents in the Northern Hemisphere to curve clockwise.

• orbit around the sun

• spinning on its axis

• magnetic field

• gravity

When a current comes into contact with a continent or landmass, it...

• continues over the continent

• stops

• changes direction

• is absorbed by the land

Ocean currents have an effect on...

• climate and weather

• temperature and weather

• weather and density

• salinity and climate

What process brings the deep cold ocean currents up to the surface?

• density

• wind patterns

• temperature

• convection currents

The Coriolis Effect is caused by...

• Earth rotating around the sun

• Earth rotating on its axis

• the tides

• gravity

Warm ocean currents generally come from the area of the...

• north pole

• south pole

• equator

• all of these

The horizontal movement of ocean water that is caused by wind and the Coriolis Effect.

• surface currents

• deep ocean currents

• Global Conveyor Belt

• convection currents

The _______ is a system of constantly moving ocean circulation driven by temperature and salinity. It circumnavigates the globe.

• California Current

• Global Conveyor Belt

• surface currents

• Gulf Stream