Question

1. Name the different layers of the atmosphere?
2. Which layer of the atmosphere is ideal for flying aircraft?
3. In which layer is life possible?
4. Explain the composition of the atmosphere?
5. Why is atmosphere important for us?

Answer 1

1. i. Troposphere

ii. Stratosphere

iii. Mesophere

iv. Thermosphere

v. Exosphere

2. Stratosphere

3. Troposphere

4. Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the remaining 0.1 percent. It's made up with tons of other minor gases too.

5. The atmosphere contains the air that we breathe; protects us from the harmful radiation of the Sun; helps to keep the planet's heat on the surface, and plays a very important role in the water cycle. It is very essential for life on earth.