Available Answers

1. 1.

   Name the two predominant gases in the atmosphere.

2. 2.

   What is greenhouse effect?

3. 3.

   What is the role of ozone in the atmosphere?

4. 4.

   Define the term precipitation.

5. 5.

   How are clouds formed?

6. 6.

   How would you differentiate between permanent winds and periodic winds?