What adverse effects does weightlessness have on the body?

What adverse effects does weightlessness have on the body?
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Here is a scientific paper listing them all.
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An astronaut inside a spacecraft is in a state of weightlessness. This implies that A. The mass of the astronaut is reduced to zero B. Gravity inside the spacecraft ceases to act C. The astronaut is outside the D. The astronaut and the spacecraft are both in a free-falling state

Description : An astronaut inside a spacecraft is in a state of weightlessness. This implies that A. The mass of the astronaut is reduced to zero B. Gravity inside the spacecraft ceases to act C. The astronaut is outside the D. The astronaut and the spacecraft are both in a free-falling state

Last Answer : ANSWER: D

The sensation of weightlessness in a spacecraft in an orbit is due to the – (1) Absence of gravity outside (2) Acceleration in the orbit which is equal to the acceleration due to gravity outside (3) Presence of gravity outside but not inside the spacecraft (4) Fact that spacecraft in the orbit has no energy

Description : The sensation of weightlessness in a spacecraft in an orbit is due to the - (1) Absence of gravity outside (2) Acceleration in the orbit which is equal to the acceleration due to gravity outside ... of gravity outside but not inside the spacecraft (4) Fact that spacecraft in the orbit has no energy

Last Answer : (2) Acceleration in the orbit which is equal to the acceleration due to gravity outside Explanation: Weightlessness in space is caused by the simple physical factors that cause the limitation of gravity. ... . Many people believe that a lack of gravity is the root cause for weightlessness in space.

The sensation of weightlessness in a spacecraft in an orbit is due to the – (1) Absence of gravity outside (2) Acceleration in the orbit which is equal to the acceleration due to gravity outside (3) Presence of gravity outside but not inside the spacecraft (4) Fact that spacecraft in the orbit has no energy

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Last Answer : (2) Acceleration in the orbit which is equal to the acceleration due to gravity outside Explanation: Weightlessness in space is caused by the simple physical factors that cause the limitation of gravity. ... . Many people believe that a lack of gravity is the root cause for weightlessness in space.

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Last Answer : (4) None of these Explanation: The reason astronauts experience weightlessness which orbiting the earth in spaceships is that they are in free fall. A spacecraft in orbit is falling towards the Earth, because ... in its orbit fast enough that the path it follows is a curve that is a closed ellipse.

A man inside an artificial satellite feels weightlessness because the force of attraction due to earth is – (1) zero at that place (2) is balanced by the force of attraction due to moon (3) equal to the centripetal force (4) non-effective due to particular design of the satellite

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Last Answer : zero at that place

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