Constructing Mercury Barometers

CCA! Volume 6

About CCA!

Barometers are constructed using glass tubes filled with mercury. Two methods are used to fill the tubes and differently shaped tubes are used.

View Movie
2.9 MB
100 Seconds

View Slides
24 Slide(s)

A Torricelli barometer is constructed.

View Movie
1.1 MB
41 Seconds

View Slides
13 Slide(s)

A vacuum pump is used to evacuate a mercury barometer.

View Movie
.8 MB
27 Seconds

Changing the shape or volume of the barometer does not change the level of the mercury.