What an Anemometer measures
An Anemometer is an instrument that measures how fast the wind is going.
What a meteorologist is
A meteorologist is a person who studies weather.
why is the anemometer important
We need the anemometer to measure the wind and to forecast the weather. For example, if you wanted to fly your kite you would need to know the measure of the wind and if you are planning to go on a hot air balloon you would also need to know the measure of the wind.
Who needs to use a anemometer
A meteorologist is the person that needs to know the information that we gather from the anemometer. Also Construction workers, Architecture workers, Farmers, Sailor, etc.