A Spacecraft Is Measured by an Observer on the Ground

question 13

Short Answer

A spacecraft is measured by an observer on the ground to have a length of 53 m as it flies toward the earth with a speed 1.7 × 10⁸ m/s.The spacecraft then lands and its length is again measured by the observer on the ground,this time while the spacecraft is at rest on the launchpad.What result does he now get for the length? (c = 3.00 × 10⁸ m/s)

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Definitions:

Generation Me

A term often associated with people born in the late 20th and early 21st century, emphasizing their perceived tendency towards narcissism, entitlement, and individualism.

Narcissism

A personality trait characterized by an inflated sense of self-importance, need for admiration, and a lack of empathy for others.

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A concept in psychology that suggests an individual's behavior is both influenced by and influences their personal factors and the environment.

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A stable sense of confidence and satisfaction in one's own worth or abilities.