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If you mix white vinegar and salt in a bowl and toss in an old penny, it should take 60 seconds for the mixture to clean the penny like new.
If you make the typical baking soda volcano! Take one bottle, and fill it with baking soda, take another bottle filled with water tip it into the baking soda filled bottle, and when the water runs down into the baking soda and the pressure builds...BOOM...
about one minute..
Last, take a small bowl of water and pour black pepper in to it. Next take one drop of dish liquid and drop It into the center of the dish,. The pepper will RUN as if a shark were after it to the side of the dish.
The only thing is, to find out why these instant chemical reactions take place will take study, and more than 60 seconds worth!

2006-10-30 11:22:33 · answer #1 · answered by bugsie 7 · 0 0

Use a pure copper wire with different sizes (without PVC cover). Keep on doing folding it Up and Down for times and you will observe the following :

1. All wire will eventually break but in a different time for different size of wire

2. The breaking point of the wire will grow Hot. The bigger size the wire, the hotter it will get.

3. This project demonstrate the dislocation of the copper at the atomic level.l

2006-10-30 20:17:41 · answer #2 · answered by Mr. Logic 3 · 0 0

tard

2006-10-30 19:12:32 · answer #3 · answered by Keekla 2 · 0 0

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