What Is A Diy Barometer. The inventor was Evangelist Torricelli an Italian physicist and mathematician. In this activity the barometer is a sealed jar with a balloon lid and the changes in air pressure can be seen by changes in the shape of the balloon.
Directions on How to Make Your Own Barometer. We do not want a loose saggy cover. Make a barometer DIY Activity Activity Steps What is a barometer and what does it measure.
A Barometer is an instrument that is used to measure the air pressure around us.
Explain to your child that air pressure is what causes the change in water level. As you sealed the balloon tightly across the jar opening you have trapped a set amount of air molecules within the jar. 2 Cut the balloon so that you have a nice round part left without the long end. If you have one at home it is probably an aneroid barometer.
