Overview

Raise kids' knowledge with fun facts and hands-on experiments about air. Their questions about gases, air pressure, air resistance, and much more are answered through clear text and lab activities. Learn what air is and how we use it in our everyday lives. Fascinating information and experiments will help children understand: - The aerodynamics of jet planes, racing cars, athletes and squirrels - How a model made of cat food tins led to the invention of the hovercraft - How air expansion and contraction keep a hot-air balloon in flight - El Nino and the movement of hot air over hot water - How a 250 pound parachute uses air resistance to glide in the sky - How compressed air is used in pneumatic drills, air guns, and oxygen tanks

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9780778705666

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.. .a superbly presented series from Crabtree Publishing specifically designed for young readers ages 8 to 14BHighly recommended for homeschooling, classroom, and community library reference collections, ...

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