Oceans 2-21

Salinity

• the amount of salt in water

• the amount of sunlight a zone gets

• when plants use energy from the sun to make food

• the level of pressure in an ocean zone

Kim is at the beach and walks into the water. Kim is walking on the

• abyssal plain

• deep ocean trench

• continental slope

• continental shelf

As you get deeper in the ocean, what increases

• pressure

• sunlight

• temperature

• plant and animal life

Surface currents are caused by

• fish moving around in the water

• the wind and rotation of the earth

• changes in salinity and temperature

• boats

Where could you find the deepest part of the ocean?

• continental shelf

• ocean trench

• abyssal plain

• continental slope

In 1991 some rubber duckies fell off a ship in the middle of the ocean. These rubber duckies ended up traveling all over the world. What caused these rubber duckies to move all over the world?

• they learned to swim

• they had battery-operated motors

• ocean currents

• sea creatures carried them

What current keeps the ocean water along the Atlantic Ocean warm?

• California Current

• El Nino

• East Australian Current

• The Gulf Stream

Current movement of ocean waters affect what?

• the moon

• temperature

• hot and cold

• plant and animals

Ocean water rising and falling is

• currents

• tides

• the temperature of the water

• affects animals that live in the area

The vast, flat land at the bottom of the ocean.

• continental shelf

• continental slope

• abyssal plain

• continental rise