The Flame Tube
The Flame Tube (aka Rubens’ Tube) gives us a way to “visualize sound waves” using gas pressure.
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Tag Archive for: combustion
Energy from Hydrogen + Oxygen
Combining hydrogen and oxygen gas in the right proportions can release a tremendous amount of energy.
Methane Bubbles
Methane gas is not only lighter than air, it is also combustible. The combination of lighter than air, combustion and human hand make an interesting combination.
Combustion of fine organic powders
A fine powder injected into a flame can create an incredible torch of flame. One correction, the second powder is lycodpodium which has nothing to do with mold, not sure where that came from!
Burning Magnesium in a carbon dioxide block
Carbon dioxide does not extinguish a magnesium metal that is burning. The Magnesium reacts with the CO2 and rips it apart providing it’s own source of oxygen.
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Fireworks 2011
Added a small bit to the burning metal salts with the iron powder. Cool bits of hot iron making a shower of “sparks” that are hard to clean out of the beaker afterwards.
Exploding Eggs
Some people color eggs for Easter, I think it’s more fun to fill them with hydrogen gas and see what happens when you bring a flame nearby.
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Burning Cheese puffs, Hot food science
Food calories are a measure of how much energy is contained in the food item. A very graphic way to visualize how much energy is in a handful of food is to burn it and observer the flame. We try this with a handful of cheesepuffs and Total cereal. Read more →
The Whoosh Tube
The whoosh tube is a classic demonstration of combustion. A small amount of alcohol inside the jug will fill the container with flammable vapors. Dropping a match in side will quickly ignite the vapors.
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