Oceans

Most of the water on Earth is in the

• Clouds

• Oceans

• Rivers

• Lakes

Deep cuts in the ocean floor are called __________.

• Valleys

• Trenches

• Volcanoes

• Slopes

The _________ is where the dry land and ocean meet.

• Slope

• Shelf

• Shoreline

• Floor

Almost one third of Earth is covered by water.

• True

• False

The water in the oceans is fresh water.

• True

• False

The Pacific Ocean is the largest ocean.

• True

• False

In the Pacific Ocean, the islands of Hawaii were formed by underwater ________.

• islands

• Mountains

• Volcanoes

• Trenches

The oceans hold some of the largest and smallest animals on Earth.

• True

• False

The living things in the ocean can be divided into three groups.

• True

• False

Tiny living things that are food for many animals.

• Plankton

• Whale

• Frog

• Worms