Earth Chapter 11 Lesson 1

Earth is 97% _______.

Earth is 3% _______.

The gaseous form of water is called _________.

Which are true about fresh water on Earth?

• About three quarters of Earth's fresh water is in ice masses near the poles.

• Most fresh water in the atmosphere is in the form of water vapor.

• Less than 1% of all water on Earth is fresh water that humans can use.

• Some of Earth's fresh water is deep underground.

All Earth's oceans are connected to form a single world ocean.

• True

• False

Icebergs are formed from frozen salt water.

• True

• False

Water cracks and spaces in underground soil and rock layers is called _______.

Far less fresh water is located underground than in all Earth's rivers and lakes.

• True

• False

Which are true about the water cycle?

• It naturally recycles water.

• It is powered by energy from the sun.

• It is continuous process.

• It does not involve living things.

The water cycle has a beginning and an end.

• True

• False