Who invented the electric light bulb? How does a battery work? What is an electromagnet? Electricity provides us with heat and light. Magnetism is the force that makes a compass needle point North. In 1820 it was discovered that electricity and magnetism are closely connected and that one can produce the other. Together, they provide us with one of the most influential forces shaping our world today.
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Who invented the electric light bulb? How does a battery work? What is an electromagnet? Electricity provides us with heat and light. Magnetism is the force that makes a compass needle point North. In 1820 it was discovered that electricity and magnetism are closely connected and that one can produce the other. Together, they provide us with one of the most influential forces shaping our world today.
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Add this copy of Light and Sound (Factfinders) to cart. $14.94, good condition, Sold by Goldstone Books rated 4.0 out of 5 stars, ships from Ammanford, CARMS, UNITED KINGDOM, published 1997 by BBC Educational.
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Seller's Description:
Good. Ex-Library Book. Has usual library markings and stamps inside. All orders are dispatched within 1 working day from our UK warehouse. Established in 2004, we are dedicated to recycling unwanted books on behalf of a number of UK charities who benefit from added revenue through the sale of their books plus huge savings in waste disposal. No quibble refund if not completely satisfied.
