Location of Water

Which contains the greatest amount of Earth's freshwater?

• Groundwater

• Oceans and Seas

• Lakes and Rivers

• Glaciers and Polar Ice Cap

Water on Earth is found naturally as a solid, a liquid, and a gas. Where is MOST of the solid water on Earth?

• deep in Earth's mantle

• In Earth's polar regions

• In the outer atmosphere

• at the bottom of the ocean

Only 3% of the water on Earth is freshwater. About 60% of that water is not available for man's use. Why is this?

• it is frozen

• It is polluted

• It is too salty

• It is in aquifers

Approximately 99.7% of all water on Earth is found in oceans, seas, ice, and the atmosphere. Based on this information, which statement is most accurate?

• The Earth's freshwater supply is infinite.

• Less than 0.3% of Earth's water is drinkable.

• Humans are not dependent on ocean water.

• The water cycle returns all usable water to the sea.

Place the following in order from largest amount of water found on Earth to the smallest: glaciers and ice caps, ground water, ocean.

• glaciers and ice caps, groundwater, ice caps

• groundwater, ice caps, glaciers and ice caps

• ice caps, groundwater, glaciers

Identify which statement is True or False. If the statement is False, identify why it is False.

A very small amount of the Earth’s water is drinkable.

• True

• False

Identify which statement is True or False. If the statement is False, identify why it is False.

Rivers, lakes, and springs are sources of saltwater.

• True

• False

Identify which statement is True or False. If the statement is False, identify why it is False.

Freshwater makes up about 90% of the Earth’s surface.

• True

• False

Identify which statement is True or False. If the statement is False, identify why it is False.

Saltwater is used for agriculture, personal hygiene, and manufacturing.

• True

• False