// lecture 13

Question 1

Easterlies and Westerlies

Answer 1

The Earth must have bands of Easterly (Tropics) and
Westerly (Midlatitudes) zonal mean winds so that the momentum balance can be maintained.

otherwise atmosphere would slow down or speed up and not maintain a steady climate.

Question 2

monsoons

Answer 2

A monsoon climate is usually in the tropics, it has a

rainy and a dry season, usually with a change of wind direction