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Weight and weightlessness
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Franklyn M. Branley |
Explains simply some basic principles involved in space flight. |
OL15213033W |
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I Fall Down
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Vicki Cobb |
Simple experiments introduce the basic concept of gravity and its relationship to weight. |
OL15213360W |
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Gravity
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Jim Whiting |
"An examination of the science behind the physical phenomenon known as gravity, including relevant theories and history-making discoveries as well as topics of current and future research"--Provided … |
OL16184337W |
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La gravedad a nuestro alrededor
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David Conrad |
"Simple text and color photographs introduce gravity, including its history and how it affects Earth--in both English and Spanish"-- |
OL16213862W |