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प्रश्न
What are the elements of weather and climate?
उत्तर
Weather is conditions of temperature, humidity, pressure, etc at a given point of time while climate is a condition of these elements for a longer period of time.
Following are the important elements of weather and climate:
- Temperature: It affects weather as well as climate.
- Pressure: Pressure keeps on decreasing with an increase in height.
- Wind: The flow of wind also affects weather and climate.
- Humidity: Clouds and rain are important factors of climate.
APPEARS IN
संबंधित प्रश्न
State in brief how water vapour in the atmosphere determines the climatic conditions
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 |
We need to understand that global warming, climate change, acid rain, and ozone depletion are all happening because of our dependence on fossil fuels and CFC-based technologies. Therefore, the need of the hour is to reduce our dependence on them.
What can you do in this regard?
Write True or False.
The ozone layer is harmful to humans and animals.
Why is the thermosphere important?
Explain the significance of the earth’s atmosphere.
In which layer of atmosphere do all weather conditions occur?
Name different layers of atmosphere. Describe the important characteristics of each layer.
Give an account of the different layers of the atmosphere.
State whether the following sentence is true (T) or false (F).
The atmosphere is composed mainly of nitrogen and oxygen.
Mountaineers carry oxygen in cylinders when they climb mountains that are more than 5000 m high. What could be the reason for that?
Write a note about the following.
Condensation
Take a ball and throw it up in the air observe the increasing speed of the ball when it comes down.
__________ is used to measure pressure in the air.
Wind movements cause the clouds particles to collide is _______.
Height of mesosphere which lies after troposphere is
What is Magnetosphere?
Give Reason:
Exosphere is characterised by aurora Australis and aurora borealis.
What are Auroras?
Draw a suitable diagram for the structure of the atmosphere and label it and describe it.
What is mesosphere?
A ______ shows the direction in which the air is moving at a particular place.
Analogy:
Weather changes: Troposphere.
Ozone layer: ______.
Define troposphere.
Why do aircraft usually fly above the troposphere layer?
