Temperature

Fire Piston

Purpose: Illustrates Charles’s law, How the temperature increases with the pressure. Parts: Fire piston Combustible cotton fiber Setup: Pull out the plunger and drop in a small piece of cotton fiber into the tube. Reinsert the plunger gently so that it just enter the mouth of the piston chamber as… Continue reading »

Determine “absolute zero” temperature

Purpose This demo allows the determination of the “absolute zero”  temperature. Parts Pressure ball, found on shelf N2 Boiling water Ice water Dry ice and alcohol Set up Measure pressure inside ball after submerging in boiling water, ice water, and alcohol-submerged dry ice; this will allow… Continue reading »