Waves and Currents

Which of these is something that surface currents do?

• affect climate

• cause landslides

• destroy cities

• make ponds

What are surface currents?

• energy that the ocean gets from the sunlight

• wind that blows air in past the surface of the ocean.

• ocean currents that are deep inside the ocean.

• currents that move along the edges of continents.

What causes deep-water currents?

• the earth's motion on its axis

• temperature and saltiness

• water pressure and temperature

• depth and nearness to land

Which describes the Coriolis Effect's effect on ocean currents?

• The wind moves the ocean's surface water and determines surface currents.

• The temperatures on land change deep-water currents.

• The gravitational force from the Moon pulls surface currents.

• When an underwater volcano erupts, the energy makes new currents.

What causes the "push" that you can feel when you're in the ocean?

• wind

• waves

• currents

• salt

When an underwater volcano erupts, what happens to its energy?

• It becomes ocean waves.

• it creates a new deep-water current

• It disappears

• it returns back into the earth.

Which is the name of a series of waves that is so powerful it can destroy a city?

• current

• mega wave

• tsunami

• coriolis