The Funny Mad World of Science

17 avril 2012

Gallium spoon melting !

Gallium spoon melting ! To make this trick you just need a very pure gallium spoon (99.99% pure !) easily obtained by Gallium and spoon molds. Then put it into not concentrated acid... but just hot water ! And you will see the spoon melts to a liquid...

Posté par cbp2A à 12:05 - Commentaires […] - Permalien [#]

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17 avril 2012

Sugar+sulfuric acid

One of the most spectacular chemistry demonstrations is also one of the simplest.It's the dehydration of sugar with sulfuric acid. All you have to do to perform this demonstration is to put ordinary table sugar in a glass beaker and to add concentrated...

Posté par cbp2A à 12:05 - Commentaires […] - Permalien [#]

Tags: sugar, sulfuric acid

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17 avril 2012

Why do some people sneeze when they look at the sun?

sneeze_with_the_sun

Posté par cbp2A à 11:37 - Commentaires […] - Permalien [#]

Tags: Sun, sneeze

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10 avril 2012

Why black clothes are warmer in the sunshine?

Do you want to know why you feel hotter when you are wearing a black T-shirt than a clearer one ? Let's have a small experiment! Ingredients: 2 glasses Water White and black paper thermoter scotch Instructions: Wrap a rectangle of paper around each glass...

Posté par cbp2A à 12:20 - Commentaires […] - Permalien [#]

Tags: Black, Sun, clothes

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10 avril 2012

How to make a cloud?

Materials: Clear Plastic water Bottle with its cap Rubbing Alcohol Take an empty water bottle. Make sure that the plastic is not too tick to make the experiment easier. Pour a little bit of rubbing alcohol into the bottle, close it and then shake it so...

Posté par cbp2A à 12:18 - Commentaires […] - Permalien [#]

Tags: bottle, cloud

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10 avril 2012

Bath salts

Mother's Day is approaching and you don't know what to buy to her? What about bath salts with her favourite perfume so she can relax in her bath? Ingredients: Washing soda plastic bag rolling pin or a heavy glass bottle bowl spoon essential oil (rose,...

Posté par cbp2A à 11:56 - Commentaires […] - Permalien [#]

Tags: Mother's Day, bath salts

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10 avril 2012

Invisible Ink

Do you want to become a spy and write some secret messages? Ingredients: a lemon water bowl paper coton bud or penholder light bulb or radiator Instructions: Squeeze the lemon to extract its juice.Pour it into the bowl and add a few drops of water. Mix...

Posté par cbp2A à 11:39 - Commentaires […] - Permalien [#]

Tags: Ink, Invisible, Spy

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10 avril 2012

Lotus Effect

Picture 1: Drop of Water on a Lotus leaf Picture 2: Self-cleaning Effect Picture 3: The double micro-structuration of the leaf Sound files: Lotus_1 Lotus_2

Posté par cbp2A à 11:12 - Commentaires […] - Permalien [#]

Tags: Lotus

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3 avril 2012

Vinegar Volcano

Create a real volcano into your garden! Ingredients: vinegar baking soda plastic bottle soil or sand red pigment Instructions: Melt the baking soda with the red pigment, and place it into the plastic bottle. Place soil all around the bottle to hide it....

Posté par cbp2A à 12:18 - Commentaires […] - Permalien [#]

Tags: Baking Soda, Volcano

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3 avril 2012

Magic sand

Normally when water is added to sand the outcome is predictable. The sand becomes wet. This is not the case with MAGIC SAND! Magic Sand has the unique quality of staying dry under water. You can buy Magic Sand on Ebay or make your own, spraying silicon...

Posté par cbp2A à 12:13 - Commentaires […] - Permalien [#]

Tags: magic, sand

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