Ocean Characteristics & Ocean Food Chains

Front

Ocean tides are mainly caused by the gravitational pull from the __________.

Back

Moon

Front

Ocean water contains dissolved salt, known as ___________.

Back

salinity

Front

Phytoplankton, seaweeds and seagrasses are _______ in the ocean.

Back

plants

Front

This causes a wave and surface currents.

Back

Wind

Front

Surface currents are caused by ___________.

Back

wind

Front

The measure of how salty ocean water is called __________.

Back

salinity

Front

The top layer of the ocean where sunlight penetrates is called __________.

Back

photic zone

Front

The movement of water caused by the gravitational pull of the moon and sun is known as __________.

Back

tides

Front

The process by which deep, cold water rises to the surface is called __________.

Back

upwelling

Front

Organisms that produce their own food using sunlight are called __________.

Back

producers