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內容簡介: |
The sun shines down on us, giving warmth and light. But did
you know that the sun also makes the seasons? As the earth makes
one complete rotation around the sun every year, the seasons on the
earth change -- from winter to spring to summer to fall and back to
winter again. Find out how the light from the sun affects life on
the earth for all living things in this look at the only star in
our solar system.
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關於作者: |
Franklyn M. Branley was Astronomer Emeritus and former
Chairman of the American Museum-Hayden Planetarium. In 1960, he
originated the Let''s-Read-and-Find-Out Science series. Dr. Branley
was the author of over 150 science books for children.
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