i)

Use of rain gauge

It imeasures the amount of rainfall

ii)

Use of hygrometer

It measures humidity/relative humidity

iii)

Use of anemomoter

It measures wind speed.

(i)

Elements of climate

1. Temperature
2. Humidity
3. Atmospheric pressure
4. Wind speed
5. Wind direction
6. Cloud
7. Rain
8. Sunlight/Intensity of light

(ii)

Difference between climate and weather

Weather is the atmospheric condition of a particular place over a short period of time while climate is the average of the atmospheric conditions over a long period of time.

(i)

Humidity is the amount of water vapour in the atmosphere

Wind is air in motion

OR

Wind is the movement of air

(ii)

Humidity is measured with hygrometer and the speed of wind is measured with anemometer

i)

Weather is atmospheric conditions at a place over a short duration of time or day to day conditions/changes of the atmosphere/environment

ii)

Differences between weather and season