The Figure Shows a Side View of a Galaxy That

question 18

Multiple Choice

The figure shows a side view of a galaxy that is 50.0 light years in diameter. This value for the diameter is its proper length. A spaceship enters the galactic plane with speed 0.995c relative to the galaxy. Assume that the galaxy can be treated as an inertial reference frame. Note: A light year is the distance that light travels through vacuum in one year; that is, 1 light year = c × (1 year) .
-How long does it take the spaceship to cross the galaxy according to a clock on board the spaceship?

• A)5.02 years
• B)12.5 years
• C)49.8 years
• D)50.3 years
• E)90.0 years

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Definitions:

Mismatch

A situation or condition where there is a lack of alignment, compatibility, or correspondence between two or more elements.

Ideal And Actual

A concept related to self-perception and psychology, where the "ideal" represents how an individual wishes to be, and the "actual" refers to how they currently see themselves.

Traits

Distinguishing qualities or characteristics typically belonging to a person, can be genetic or acquired through life experiences.

Concept Of Self

Refers to the way an individual thinks about, evaluates, or perceives themselves.