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weightlessness    音标拼音: [w'etləsnəs]
n. 无重状态

无重状态

weightlessness
n 1: the property of being comparatively small in weight; "the
lightness of balsa wood" [synonym: {lightness},
{weightlessness}] [ant: {heaviness}, {weightiness}]

34 Moby Thesaurus words for "weightlessness":
airiness, ascent, asteroids, aurora particles, blackout,
bubbliness, buoyancy, cosmic particles, cosmic ray bombardment,
daintiness, delicacy, downiness, ethereality, floatability,
fluffiness, foaminess, frothiness, gentleness, gossameriness,
intergalactic matter, lack of weight, levitation, levity,
lightness, meteor dust impacts, meteors, radiation, softness,
space bullets, tenderness, the bends, unheaviness, volatility,
yeastiness

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  • Weightlessness - Wikipedia
    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 (named after the g-force) [1] or, incorrectly, zero gravity
  • Weightlessness | Definition, Effects, Facts | Britannica
    weightlessness, condition experienced while in free-fall, in which the effect of gravity is canceled by the inertial (e g , centrifugal) force resulting from orbital flight The term zero gravity is often used to describe such a condition
  • Weightlessness - HyperPhysics
    The phenomenon of "weightlessness" occurs when there is no force of support on your body When your body is effectively in "free fall", accelerating downward at the acceleration of gravity, then you are not being supported
  • How Weightlessness Works - HowStuffWorks
    Your chest feels compressed and you may have some difficulty breathing Yet, in about 8 and a half minutes, you are in outer space, experiencing an entirely different sensation: weightlessness
  • Why Are Astronauts Weightless In The Space Station?
    The term weightlessness might seem like it means no weight, but it describes a situation where there’s no physical force resisting gravity On Earth, opposing forces like a chair’s surface counteract gravity when you sit, making you feel weight
  • Weightlessness and Its Effect on Astronauts - Space
    Weightlessness, or the absence of gravity, has several short-term and long-term effects on astronauts
  • Weightlessness - New World Encyclopedia
    Weightlessness is the experience (by people and objects) during free-fall, of having no apparent weight This condition is also known as microgravity
  • Weightlessness in Physics: Meaning, Causes Key Examples - Vedantu
    Weightlessness is the sensation of having zero apparent weight, but an object's mass remains unchanged An astronaut in orbit is weightless but still has the same mass
  • Why Do We Feel Weightless? - BYJUS
    What is meant by weightlessness? Weightlessness is a term used to describe the sensation of a complete or near-complete absence of weight
  • The Science of Zero Gravity: Life Without Weight
    But is gravity really gone? What does weightlessness do to the human body? And how does it change the way we live, work, and even think? Welcome to the fascinating world of zero gravity, where the laws of physics play tricks on our perception, and life takes on a whole new dimension





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