A Spaceship with a Constant Speed of 0

question 57

Multiple Choice

A spaceship with a constant speed of 0.800c relative to Earth travels to a star that is 4.30 light-years from Earth.How much time for this trip would elapse on a clock on board the spaceship?

• A)3.23 y
• B)4.40 y
• C)5.15 y
• D)5.38 y

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Definitions:

Income Elasticity of Demand

A measure of how the quantity demanded of a good changes in response to a change in consumers' income.

Inferior Good

A type of good whose demand decreases as the income of consumers increases, contrasting with normal goods.

Supply

The total amount of a good or service that is available for purchase at any given price.

Perfectly Inelastic

Describes a situation where the quantity demanded or supplied does not change in response to a price change.