Hewitt Drew-It! PHYSICS Screencasts

65. Atmospheric Pressure
Applications of atmospheric pressure lead to the famed Magdeburg hemispheres.

66. Boyle's Law
Paul shows a simple derivation of the gas law.

67. Buoyancy of Balloons
Problem solving with the buoyancy of ascending balloons is investigated.

68. Air-Buoyancy Problems
Problem solving with air buoyancy is investigated.

69. Bernoulli Principle
Bernoulli Principle explained with examples

70. Bernoulli Applications
More examples with classroom footage of Paul's protégé.