Exploring the Five Layers of Earth's Atmosphere

What is the primary function of Earth's atmosphere?

• To produce water

• To support life by regulating temperature and providing air

• To provide light

• To create gravity

Which layer of the atmosphere contains about 80% of the total atmospheric mass?

• Troposphere

• Thermosphere

• Stratosphere

• Mesosphere

What is the primary cause of pollution in the troposphere?

• Volcanic eruptions

• Animal respiration

• Human activities such as burning fossil fuels

• Natural forest fires

What is the main function of the ozone layer in the stratosphere?

• To absorb harmful ultraviolet radiation

• To trap heat

• To create clouds

• To produce oxygen

Why do commercial aircraft often fly in the lower stratosphere?

• To avoid birds

• To get closer to the sun

• To reduce fuel consumption

• To avoid turbulence

Which layer of the atmosphere is the coldest?

• Thermosphere

• Mesosphere

• Stratosphere

• Troposphere

What natural phenomenon occurs in the thermosphere?

• Rainbows

• Tornadoes

• Hurricanes

• Auroras

What is the primary role of the exosphere?

• To study Earth's magnetosphere

• To support plant growth

• To create wind

• To produce rain

Which layer marks the boundary between Earth's atmosphere and outer space?

• Exosphere

• Mesosphere

• Stratosphere

• Troposphere

What is the significance of understanding the layers of Earth's atmosphere?

• To comprehend atmospheric phenomena that shape climate and weather

• To calculate the Earth's age

• To measure the Earth's diameter

• To predict volcanic eruptions

Tags

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