miscellaneous

Galileo’s Free Fall

Galileo's Free Fall You may already know that there is a mystical force called gravity that pulls everything on Earth downward. This is really cool since if we didn't have gravity we'd all be floating around in space. Do you think that this mysterious force pulls heavy objects faster than a light object? Reeko thinks the answer may surprise you. Place newspapers on the floor around the chair. Stand on the chair while your partner lays on the floor peering at the newspaper. Hold the 2 oranges in each hand. Extend your arms straight out away from your body (and over the newspapers) so that each orange is the same height from the floor. Let go of both oranges at the same time. Did they…
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Chemistry

Recycling Newspaper

Recycling Newspaper Everyone knows recycling is good for our environment but do you know how the recycling process is actually done? In this experiment, we'll recycle a newspaper into nice, neat little sheets of fresh paper. Gather up several sheets of old newspaper.  If you're having trouble finding suitable newspaper, check Dad's bathroom (leave the sports pages and he’ll never notice it is missing). Take the newspaper and tear it into little pieces. Place the pieces of paper in a blender. Add hot water and let the mixture sit for about 10 minutes. Turn on the blender and blend the paper mixture up real well. Bend the coat hanger to form a somewhat round loop. Cover the hanger loop with an old nylon stocking.  This…
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