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प्रश्न
Fill in the blank:
The ozone layer protects us from the _____________ of the sun.
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उत्तर
The ozone layer protects us from the ultraviolet rays of the sun.
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संबंधित प्रश्न
You have seen weather reports on television and in newspapers. How do you think we are able to predict the weather?
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.
Match the following.
| A | B | ||
| 1. | Troposphere | (i) | Ozone |
| 2. | Stratosphere | (ii) | Ions |
| 3. | Thermosphere | (iii) | Outer Space |
| 4. | Exosphere | (iv) | Lowest Temperature |
| 5. | Mesosphere | (v) | Densest Layer of atmosphere |
Choose the correct answer.
This gas protects us from the harmful ultraviolet radiation.
State whether the following is true or false.
The stratosphere is the lowest layer of the atmosphere.
How is the atmosphere kept in place around the earth?
What is the troposphere?
This is a picture of a supersonic aircraft.
In which layer of the atmosphere does this airplane normally fly?
Choose the correct option.
The ozone layer is found between _______ km above the earth’s surface.
Tick the correct answer
As we go up the layers of the atmosphere, the pressure
What are clouds made of?
The atmosphere is divided into ___________ layers.
Wind movements cause the clouds particles to collide is _______.
What is atmosphere?
A layer located in stratosphere which absorbs ultraviolet rays of sun called ______.
______ found above the mesosphere.
The ozone layer protects all life on earth from the harmful ______ rays of the sun.
Define troposphere.
