Cheapest solar water heater

Cheapest solar water heater

Making a cup of tea with the solar power. Just a 600cc Coke bottle inside 1500cc Coke PET bottle.

Solving Boyles and Charles Gas Law Problems

How to set up and solve Boyle's and Charles' Law problems, with the algebra and rounding off of answers fully explained.

The Gas Laws

This video goes through the theories of Boyle, Charles and Gay-Lussac and how the equations are arrived at.