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Spectrum Tubes - Helium Gas

$35.00

Spectrum Tubes - Helium Gas Spectrum tubes contain one or more elements as gaseous atoms or molecules. Energy is supplied through an electric field applied between electrodes at the ends of the tubes using the Spectrum Tube Power Supply. Analysis with...

Secrets of Light Activity Posters

$59.95

Free standard shipping - Scientists claim that our Sun is comprised primarily of the gases hydrogen and helium. The question arises, how do scientists know this when they cannot approach the Sun to test it? By analyzing the light that reaches us from...

Gases and States of Matter Video

$76.00

Free standard shipping - Lay down the law with the help of “Helium Man” and other chemistry authorities. Part one of this program explores Boyle’s Law, Graham’s Law, and Dalton’s Law, as well as the Kinetic Molecular Theory, the Ideal Gas Equation, and...

Secrets of Light Activity Posters

$59.95

Scientists claim that our Sun is comprised primarily of the gases hydrogen and helium. The question arises, how do scientists know this when they cannot approach the Sun to test it? By analyzing the light that reaches us from the Sun and other stars,...