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History
Weightlessness
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Weightlessness is the complete or near-complete absence of the sensation of weight, i.e., zero apparent weight. It is also termed zero g-force, or zero-g or, incorrectly, zero gravity.
Astronauts on the International Space Station experience only microgravity and thus display an example of weightlessness. Michael Foale can be seen ex
Astronauts on the International Space Station experience only microgravity and thus display an example of weightlessness. Michael Foale can be seen exercising in the foreground.
NASA's KC-135A plane ascending for a zero gravity maneuver
NASA's KC-135A plane ascending for a zero gravity maneuver
Inside a Russian Ilyushin 76MDK of the Gagarin Cosmonaut Training Center
Inside a Russian Ilyushin 76MDK of the Gagarin Cosmonaut Training Center
Zero-gravity testing at the NASA Zero Gravity Research Facility
Zero-gravity testing at the NASA Zero Gravity Research Facility
Weight
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In science and engineering, the weight of an object, is the force acting on the object due to acceleration of gravity.
A weighbridge, used for weighing trucks
A weighbridge, used for weighing trucks
Image: Weegschaal 1
Image: Weegschaal 1
Image: Bascula 9
Image: Bascula 9