9. What is the significance of ozone in the
10. What are the causes of destruction of
11. Give the properties of lonosphere.
12 What is meant by Ozone Hole?
13. What is meant by Greenhouse Effect
14. What do you mean by 'Global warming? what are
the consequences of 'Global Warmi
15. Name a few measures that coul
Answers
Answer:
The Ionosphere is important because it reflect and modified radio waves used for communication and navigation.Other phenomena such as energetic charged particles and cosmic rays also have an ionizing effect and can be contribute to the lonosphere
Answer:
9.Ozone protects the Earth from harmful ultraviolet (UV) rays from the Sun. Without the Ozone layer in the atmosphere, life on Earth would be very difficult. Plants cannot live and grow in heavy ultraviolet radiation, nor can the planktons that serve as food for most of the ocean life.
10.
11.The ionosphere is an atmospheric layer located at an altitude of about 50 kilometers and 500 kilometers. It has an extremely low density and is traversed by strong radiation as ultraviolet light, which in turn is highly ionized.