6.3.2.1 Earth's Atmosphere

6.3.2.1 Earth's Atmosphere

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Earth has many unique features, including life and vast oceans, that so far have not been discovered on the other planets in our solar system. Earth also has great oceans of water that so far have not been seen on the other planets in our solar system. Another unique feature of Earth in its atmosphere. An atmosphere is a mixture of gases that surrounds a planet. No other planets in our solar system have an atmosphere like Earth's.

Multiple Choice

The earth has only one layer of atmosphere.

• True

• False

Multiple Choice

No other planets in our solar system have an atmosphere like Earth's

• True

• False

Earth's atmosphere creates conditions for many types of weather. Weather is the condition of the atmosphere at a given time and place. Areas can experience different kinds of weather each day, and many areas can have predictable patterns of weather over longer periods of time.

Multiple Choice

Which planet has an atmosphere that is the same as Earth's atmosphere?

• Mars

• Saturn

• Venus

• Jupiter

• No planets have an atmosphere like Earth's

Multiple Select

Use clues from this image to choose the words that accurately describe the weather.

• sunny

• hot

• cloudy

• chilly

• dry

Sometimes the weather can be hot or cold. Weather can also describe how quickly or slowly air is moving. Sometimes areas experience extreme weather, such as thunderstorms and heavy rain. Thunderstorms form in the atmosphere.

Multiple Choice

The ______ is the layers of gases surrounding the Earth.

• weather

• atmosphere

• gravity

• wind

Multiple Choice

The ________ describes the condition of air in the atmosphere at any given time.

• atmosphere

• gravity

• weather

• wind

The atmosphere contains different gases. Air is a combination of oxygen, nitrogen, water vapor, carbon dioxide, and other gases.

Multiple Choice

Which is true about the gases in the atmosphere?

• They appear in equal amounts.

• They are solid.

• They are a mixture.

• They are separated.

Multiple Select

Which of the following would be found in the atmosphere?

Select all that apply.

• carbon dioxide

• water vapor

• nitrogen

• oxygen

Multiple Choice

How many atmosphere layers are there?

• 1

• 2

• 3

• 4

• 5

Multiple Choice

Air pressure ________ as you move up through the atmosphere because the air particles are spaced farther apart.

• increases

• decreases

Multiple Choice

Almost all weather occurs in the troposphere.

• True

• False

Multiple Choice

Which layer of the atmosphere contains the ozone, which absorbs some of the Sun's harmful radiation before it reaches the Earth's surface.

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

• Exosphere

Multiple Choice

Which layer of the atmosphere is the coldest and where most meteors burn up before reaching the earth?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

• Exosphere

Multiple Choice

Which layer of the atmosphere has the greatest air pressure (air particles are spaced closer together)?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

• Exosphere

Multiple Choice

The layers of the atmosphere all have the same temperature and air pressure.

• True

• False

Multiple Choice

Which layer of the atmosphere would a pilot flying a plane most likely see bad weather?

• exosphere

• thermosphere

• mesosphere

• stratosphere

• troposphere

Multiple Choice

When Herman went to the beach, his mother made him put on plenty of sunblock to keep the harmful rays of the Sun from giving him a sunburn. Which layer of the atmosphere works in a similar way.

• exosphere

• thermosphere

• mesosphere

• stratosphere

• troposphere