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प्रश्न
Explain the significance of the earth’s atmosphere.
उत्तर
Significance of the Atmosphere :
- It gives us air to breathe.
- It forms a protective shield against extreme heat.
- It also protects us against falling debris from space.
- It supports the formation of clouds and rain.
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संबंधित प्रश्न
How are clouds formed?
When water is heated, we see bubbles rising up. Why?
Fill in the blank
The layer of air around the earth is called the ________.
Choose the correct answer.
This per cent of the atmosphere is composed of nitrogen.
Choose the correct answer.
This gas protects us from the harmful ultraviolet radiation.
State whether the following is true or false.
The stratosphere extends from the top of the troposphere up to 80 km above the surface of the earth.
Write True or False.
Ozone is found in the troposphere.
Write True or False.
The ozone layer is harmful to humans and animals.
How is the atmosphere kept in place around the earth?
Name the important gases that are found in the atmosphere.
In which layer of atmosphere do all weather conditions occur?
Short Answer Type Question:
Give an account of the composition of the atmosphere. Also, discuss the importance of the components.
Short Answer Type Question:
What is the atmosphere? Write about its different layers.
The ______ layer protects us from the harmful UV rays coming from the sun.
Match the following.
| 1. | Troposphere | Satellite |
| 2. | Stratosphere | Space craft |
| 3. | Exosphere | Ozone layer |
| 4. | Thermosphere | Meteors |
| 5. | Mesosphere | Weather change |
A layer of Ions inside the Mesosphere is called ______.
What is Magnetosphere?
______ is the lowest layer of the atmosphere.
A ______ shows the direction in which the air is moving at a particular place.
Analogy:
Weather changes: Troposphere.
Ozone layer: ______.
