Sports Science: 40 Goal-Scoring, High-Flying, Medal-Winning Experiments for Kids
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Dive headfirst into the science behind sports----and come up a winner!
* Have you ever wondered if there's a secret to stopping a soccer ball, why ice skates have metal blades, or how a boat can sail into the wind?
* Would you like to learn to balance like a gymnast, how to improve your free-throw ability, or how to swim like a shark?
* Are you looking for exciting ideas for your next science fair project?
If you answered "Yes" to any of these questions, then Sports Science is for you! From basketball to biking to snowboarding and more, you'll discover the science behind all your favorite sports. Dozens of fun-filled activities help you see for yourself how a batter can hit a 90-mile-an-hour pitch, why a "spiral" is the best way to throw a football, how the surface of a ball affects its bounce, and much, much more. All of the projects are safe and easy to do, and all you need is everyday stuff from around the house. So take the plunge and get ready for Sports Science fun!
and I finally have a lead. Jennika, the woman who took my original body, works at a place called Precision Chaos, an expansion-chip manufacturing facility.” Breathless, she hesitated, as if afraid to say more. “I think … I think it was Soft Stone inside COM who guided me.” Though he had never really understood why finding her old body was so important, Garth knew how much it meant to her. “Are you going there now? Do you want me to come with you?” “They’re closed, Garth. It’s three in the
down on the old man in the bed, Garth saw how truly ill he had looked. He immediately changed his mind. “Oh, Pashnak—I shouldn’t have done that.” “I guess it’s not so terrible,” he said. “I love you, Garth.” “I know. I love you, too.” Garth bent down, his world focused on the dying man in front of him. “Forget it. I don’t want to lose you as well as Eduard. This is my problem, and I need to pay the price.” He touched the papery skin on the dying man’s temples, but he could not hopscotch. A
you have enough space to turn in circles without stopping. 2. Sit in the chair, holding the two heavy objects in your lap. With your feet off the ground, have your helper push the chair so that it spins. Once your helper has pushed once, he should not touch the chair again. What happens as you spin? 3. Repeat step 2, except this time hold a heavy object in each hand. Start by holding the objects near your body. Have your helper spin the chair. As you spin, slowly move the objects outward until
this activity but this time use different kinds of cloth, such as nylon and cotton. What kind of cloth causes the drop of water to roll down the hill the fastest? 93 c05.qxd 4/17/02 9:46 AM Page 94 Explanation The drop of water on the piece of cloth rubbed with wax will move down the cloth faster than the drops placed on the untreated cloth. This is another example of friction, similar to the Giving Them the Slip activity in chapter 3. This activity shows the effect of friction on moving
answers. Not even Daragon. —35— Months passed in a heady waterfall of artistic experiences. Garth journeyed through the spectrum of human life, from power to weakness, glamor to pain. He checked off each item on the List, like an explorer planting a flag. Garth became a weightlifter, then a gymnast. He spent a day being blind, and then deaf. He lived half-paralyzed by a stroke, his mind trapped within the prison of an uncooperative body. He experienced perceptions through the brain of a