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      the measure of the pull of gravity on an object


NASA astronauts do not feel the effect of gravity in space. So, while in space, they feel weightless or like they have no weight.


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Watch weight in action. Then click the helicopter to learn more.
Astromatic 3000


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Cartoon airplane flying in a cloudy sky with red arrows pointing down with the word WEIGHT on each of them
Just like a person's body, an airplane's weight is pulled downward toward Earth.
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Page Last Updated: October 9th, 2014
Page Editor: Sandra May