Humidity

Question 1

Water cycle

When heat release
When heat absorption

Answer 1

Evaporation, condensation, precipitation

           Condensation        Freezing Water vapor.             Water.                  Ice
          Evaporation.            Melting

Left to right, heat release. Warms the surrounding
Right to left, heat absorption. Cools surrounding

Question 2

Absolute humidity
Mixing ratio

Unit

Answer 2

Amount of water vapor in a volume of air
g/m3
Mixing ratio: amount of water vapor in the air
G/KG

Question 3

Psycho meter

Answer 3

Dry build, ambient air

Wet bulb, air in water

Question 4

Relative humidity

Definition
What impacts it

Formula

Answer 4

% of the amount of water compared to what it can hold

Increase with decreasing temperature
Water vapor remains constant but volume decreases.
RH: 100-5(T-Dp)