Chapter 12, Lesson 1 - Describing Earth's Atmosphere

Chapter 12 - Earth's Atmosphere

Lesson 1 - Describing Earth's Atmosphere

Turn To Pages 408-414 In The Orange Book

It's vocabulary time!

Multiple Choice

Review time! Earth's atmosphere is:

• Earth's entire solid body.

• All water on and in Earth.

• The layer of gases surrounding Earth.

• All life on Earth.

Fill in the Blanks

__________ __________ is water in its gaseous form.

Fill in the Blanks

The

is the layer of the atmosphere closest to Earth.

Fill in the Blanks

The

is the layer of the atmosphere immediately above the troposphere.

Fill in the Blanks

The

layer, which is located in the stratosphere, contains a type of oxygen (O₃) which blocks ultraviolet radiation.

Fill in the Blanks

The

is the region in the mesosphere and thermosphere which contains charged particles that protect us from solar radiation.

• An ion is formed when an atom, or molecule, becomes electrically charged

• They can be either positive or negative

What is An Ion?

Multiple Choice

What is the electric charge on an electron?

• Positive

• Negative

Multiple Choice

If an atom lost an electron, it would become:

• Positive

• Negative

Multiple Choice

If an atom gained an electron, it would become:

• Positive

• Negative

​"Other Gases" include:

• Argon!

• Water Vapor!

• Ozone!

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Gases in The Atmosphere