Communication: Yesterday's Science, Today's Technologyby Robert Gardner, Robert Gardner
What is the science behind the technology of modern color printing? Communications satellites? Miniaturized electronics?Here Robert Gardner presents nineteen hands-on activities illustrated in color to answer these and other questions about communication. As you progress from easy to more advanced activities, you will learn how magnetism, sound waves, and light waves play a part in the technology of our vast communication network of fax machines, high-speed computers, satellites, and fiber-optic telephone and TV cables. The author also selects certain activities that would be good starting points for science fair projects and gives you ideas for further investigation.
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