One Way That Future Space Stations May Create Artificial Gravity

question 21

Multiple Choice

One way that future space stations may create artificial gravity is by rotating the station. Consider a cylindrical space station 380 m in diameter that is rotating about its longitudinal axis. Astronauts
Walk on the inside surface of the space station. How long will it take for each rotation of the
Cylinder if it is to provide "normal" gravity for the astronauts?

• A) 39 s
• B) 4.4 s
• C) 6.2 s
• D) 28 s

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Definitions:

AC

Alternating Current, a type of electrical current in which the flow of electric charge periodically reverses direction.

Snail Shell

The hard, spiral external shell of a snail, serving as both protection and support.

Myringoscope

A medical device used to examine the eardrum and the passage of the outer ear.

Eardrum

A thin membrane that separates the outer ear from the middle ear and vibrates in response to sound waves.