An Astronaut Traveling at Very High Speeds to Proxima Centauri

question 70

Multiple Choice

An astronaut traveling at very high speeds to Proxima Centauri, which is 4.3 light-years from Earth, would arrive in fewer than 4.3 years, from his or her perspective.This is because

• A) he or she can travel faster than the speed of light.
• B) a light-year is longer than the distance light travels in 1 year.
• C) radioactive particles (muons) will interfere with the astronaut's clock.
• D) Proxima Centauri appears to be farther than it is due to the travel time of light.
• E) the astronaut will measure a shorter distance than 4.3 light-years.

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Definitions:

Accord And Satisfaction

A negotiated agreement and payment between parties in a dispute, where payment is accepted as full resolution.

Forfeiting Right

The act of giving up or losing a right as a consequence of failing to comply with specific conditions or regulations.

Consideration

In contract law, it refers to something of value promised, given, or received that induces a party to enter into a contract.

Promissory Estoppel

A legal principle preventing a party from withdrawing a promise if the other party has relied on that promise to their detriment.