Earth's Water Review

Earth's Water Review

Multiple Choice

Dew forms during which part of the water cycle?

• condensation

• evaporation

• precipitation

• runoff

Multiple Choice

Which is an example of precipitation?

• clouds

• groundwater

• river

• snow

Multiple Choice

Look at the picture of the water cycle

Which arrow shows evaporation?

• A

• B

• C

• D

Multiple Choice

Sometimes, water vapor on a surface may freeze without first becoming liquid water. What forms when this change occurs?

• dew

• frost

• hail

• snow

Multiple Choice

The major source of energy in the water cycle is

• evaporation.

• the ocean.

• the sun.

• water vapor.

Multiple Choice

In the diagram of the water cycle, which arrow shows that condensation is taking place?

• 1.

• 2.

• 3.

• 4.

Multiple Choice

Where is all of Earth’s water located?

• oceans

• glaciers

• hydrosphere

• atmosphere

Multiple Choice

When water is heated up, it can be found in which state?

• solid

• liquid

• gas

Water

• Water is a simple chemical compound. It exists on Earth in all three states of matter: liquid, gas, and solid. As a gas, water is called water vapor. As a solid, water is called ice.

• Remember the different states

Freshwater

• Oceans of salt water cover much of Earth's surface.

• Freshwater is water that contains little or no salt.

• Most of Earth's freshwater is frozen in ice caps and glaciers.

Multiple Choice

What is the main source of water for the water cycle?

• ocean

• groundwater

• glaciers

• rivers

Multiple Choice

What carries warm water to the poles?

• tides

• waves

• currents

• rivers

Multiple Choice

What percentage of Earth is covered by Oceans?

• 75% (3/4)

• 50% (1/2)

• 96%

Multiple Choice

Which term describes an underground water supply?

• hydrosphere

• aquifer

• reservoir

• salinity

Multiple Choice

Where is most of Earth's freshwater found?

• glaciers, ice caps

• groundwater

• living things

• water vapor

Multiple Choice

What do all oceans have in common?

• They are the same temperature

• They have warm currents

• They are the same depth

• They are reservoirs for water

Water Cycle

• Water is a simple chemical compound. It exists on Earth in all three states of matter: liquid, gas, and solid. As a gas, water is called water vapor. As a solid, water is called ice.

• In the water cycle, water can exist in all forms

Wetlands

• provide habitat

• filter water

• control flooding

• provide food (rice)

•  saltwater add nutrients (marsh)

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