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प्रश्न
In your notebooks, draw a diagram showing the layers of the atmosphere. Mark clearly the ozone layer, the height at which a jet plane can fly and also the height up to which birds can fly.
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उत्तर
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संबंधित प्रश्न
Demonstrate the formation of convective currents.
We often leave the lights switched on and fans running when we are not in the room. We switch on the air-conditioning even though we don’t really need it. We insist on being dropped to school in the car every day. Thus, we waste valuable energy which is generally produced by burning coal and petroleum. As you know, the burning of these fuels release gases that pollute the atmosphere.
Make a list of the similar things that we do without realizing that we are destroying the environment. Think of the ways that we can behave differently.
Choose the correct answer.
This layer of the atmosphere has the lowest temperature.
State whether the following is true or false.
The earth’s atmosphere contains 99 per cent oxygen, which is essential for life.
Fill in the blank:
The ozone layer protects us from the _____________ of the sun.
How is the atmosphere kept in place around the earth?
This is a picture of a supersonic aircraft.
This layer of the atmosphere is also known to protect living beings from the harmful rays of the sun. How?
Tick the correct answer
The most important layer of the atmosphere is
Name the atmospheric layers.
Second highest layer of Earth’s atmosphere is ______.
A layer located in stratosphere which absorbs ultraviolet rays of sun called ______.
Give Reason:
Exosphere is characterised by aurora Australis and aurora borealis.
This is the earth’s magnetic belt ______.
Give reason:
Thermosphere is also referred to as “Heterosphere”.
What are the elements of weather and climate?
Atmosphere is composed of ______ nitrogen.
What is mesosphere?
Why mountain climbers carry oxygen while climbing?
______ layer contain ozone layer.
Analogy:
Weather changes: Troposphere.
Ozone layer: ______.
