Hewitt Drew-It! PHYSICS Screencasts
Gases


Hewitt-Drew-it! PHYSICS 65. Atmospheric Pressure
Applications of atmospheric pressure lead to the famed Magdeburg hemispheres.

Hewitt-Drew-it! PHYSICS 66. Boyle's Law
Paul shows a simple derivation of the gas law.

Hewitt-Drew-it! PHYSICS 67. Buoyancy of Balloons
Problem solving with the buoyancy of ascending balloons is investigated.

Hewitt-Drew-it! PHYSICS 68. Air-Buoyancy Problems
Problem solving with air buoyancy is investigated.

Hewitt-Drew-it! PHYSICS 69. Bernoulli Principle
Bernoulli Principle explained with examples

Hewitt-Drew-it! PHYSICS 70. Bernoulli Applications
More examples with classroom footage of Paul's protégé.