4. Explain the importance of the atmosphere
Q: Why is the atmosphere important to us?
A:
A. Supports Life
- Provides oxygen for breathing
- Provides carbon dioxide for plants
- Protects Earth from harmful sun rays using the ozone layer
- Maintains temperature balance through greenhouse gases
B. Helps in Weather and Climate
- Holds water vapour – causes rain and clouds
- Carries wind and air pressure that form weather
- Controls climate patterns across the Earth
C. Enables Communication and Travel
- Radio waves travel through the atmosphere
- Aeroplanes and space shuttles move through different layers
D. Protection from Space Objects
- Burns up meteors in the mesosphere
- Shields Earth from extreme temperatures in space