Name a rain-bearing cloud.

Which of these is effective in heating the atmosphere?

1. sunshine
2. terrestrial radiation
3. advection
4. insolation

The Harmattan wind blows over the north-western part of

1. Australia
2. Asia
3. Europe
4. Africa

Which of these is not a form of condensation?

1. drizzle
2. cloud
3. dew
4. fog