Layers of Atmosphere

IMPORTANT

Layers of Atmosphere: Overview

This Topic covers sub-topics such as Layers of Atmosphere, Aurora Borealis, Troposphere, Stratosphere, Thermosphere, Mesosphere, Meteors and Meteorites, Availability of Air at High Altitudes and, Role of Thermosphere in International Space Station

Important Questions on Layers of Atmosphere

EASY
IMPORTANT

Why is this layer called thermosphere?

MEDIUM
IMPORTANT

Describe aurora borealis.

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IMPORTANT

The ______ is the lowest layer of Earth's atmosphere.

MEDIUM
IMPORTANT

Explain the distinction between meteors and meteorites.

EASY
IMPORTANT

Write the changes in altitude of thermosphere layer.

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IMPORTANT

Write the role of thermosphere in international space station.

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IMPORTANT

Planes on long journeys sometimes fly at the base of the stratosphere. They do not fly higher than this because they remove ozone from the stratosphere. Give one advantage and one disadvantage of flying at a high altitude. 

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IMPORTANT

Outer space is defined for legal purposes as starting at 100 km. In which part of the atmosphere is this?

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When a small rock enters the atmosphere, it burns up in the mesosphere as a meteor. Describe the energy change that occurs as the rocks burn up.

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IMPORTANT

Most weather occurs in the troposphere. Which change in the atmosphere occurs as you go to a higher altitude in the troposphere?

EASY
IMPORTANT

Winds in the stratosphere can have a higher speed than those nearer the surface of the Earth. Which of the following reason explains why the energy carried by the winds is lower?