Does Zero Gravity Eliminate Friction in the Presence of Air?

In summary, zero gravity is a state in which the force of gravity is greatly reduced or eliminated. Objects in zero gravity are weightless and do not experience the same amount of resistance or friction as they would on Earth. This can have significant effects on human bodies, including changes in bone density, muscle atrophy, and blood circulation. Zero gravity can be achieved on Earth through specialized facilities or in space due to the absence of significant gravitational forces.
  • #1
Farizle
1
0
I have a particular scenario that has been bothering me lately, which I can't quite figure out:

Suppose scientists are somehow able to create a room where the force of gravity is equal to 0, however this room still contained atmosphere (ie. the room is not a vacuum).

Would friction still be present in this room?

Thank you.
 
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  • #2
Yes, there would still be friction due to the air. Also, if you contact the walls in any way, you would have friction there.
 

FAQ: Does Zero Gravity Eliminate Friction in the Presence of Air?

What is zero gravity?

Zero gravity, also known as microgravity, is a state in which the force of gravity is greatly reduced or eliminated. This can occur in outer space or on Earth in environments such as free-fall or orbiting spacecraft.

How does zero gravity affect objects?

In zero gravity, objects are weightless and tend to remain in a state of motion unless acted upon by an external force. Without the force of gravity, objects do not experience the same resistance or friction as they would on Earth.

What is the difference between zero gravity and zero friction?

Zero gravity refers to the absence or reduction of the force of gravity, while zero friction refers to the absence of resistance or drag. In zero gravity, objects do not experience the same amount of friction as they would on Earth, but some friction can still occur due to air resistance or other factors.

How does zero gravity affect human bodies?

The human body is designed to function in an environment with the force of gravity. In zero gravity, the body may experience changes such as loss of bone density, muscle atrophy, and changes in blood circulation due to the lack of gravity's pull. Astronauts must undergo rigorous training and exercise to counteract these effects.

How is zero gravity achieved on Earth?

On Earth, zero gravity can be achieved through parabolic flights, where an aircraft follows a specific trajectory that creates a brief period of weightlessness. It can also be simulated in specialized facilities such as drop towers and neutral buoyancy pools. In space, zero gravity is achieved due to the absence of significant gravitational forces.

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