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Flashcards: Atmosphere and Layers of Atmosphere
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FAQs on Flashcards: Atmosphere and Layers of Atmosphere Video Lecture - Science Class 5

1. What is the atmosphere?
Ans. The atmosphere is the layer of gases surrounding the Earth that is held in place by gravity.
2. How many layers are there in the atmosphere?
Ans. There are five layers in the Earth's atmosphere: Troposphere, Stratosphere, Mesosphere, Thermosphere, and Exosphere.
3. What is the role of the ozone layer in the atmosphere?
Ans. The ozone layer in the stratosphere absorbs most of the Sun's harmful ultraviolet radiation, protecting life on Earth from its harmful effects.
4. Why does the temperature decrease with altitude in the troposphere?
Ans. The temperature decreases with altitude in the troposphere because the air becomes thinner and can hold less heat as you move higher up in the atmosphere.
5. How does the atmosphere help regulate the Earth's temperature?
Ans. The atmosphere helps regulate the Earth's temperature by trapping heat from the Sun, preventing it from escaping back into space, which helps maintain the planet's overall temperature.
44 videos|204 docs|45 tests

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