There are many instruments for measuring speed but I am not aware of any for measuring velocity.
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∙ 8y agomeasuring jug! kettle
a protractor
a protractor
Rulers, trundle wheels
You would use a Spirometer.
When are air velocity measurement used
measuring jug! kettle
Speedometer
a protractor
a protractor
A thermometer
A measuring flask.
a instrument used for measuring blood pressure
A measuring cylinder
Meter stick
You are describing an anemometer.This is for measuring wind velocity.
You adjust the measuring instrument :)