Drainage Basin — Inputs (Water entering the System)

Question 1

Define Precipitation (Input)

Answer 1

. Any water that falls to the surface of the earth from the atmosphere

. May be direct precipitation into the river channel

. Includes rain, snow, hail, dew, frost.

• Rainfall is NOT the same as precipitation.

[*Remember that there are three types of rainfall: Convectional, Relief and and Frontal. Revise for drainage basin as well]

Question 2

Name inputs

Answer 2

. Precipitation

. Solar Energy