As a Spaceship Is Moving Toward Earth,an Earthling Measures Its

question 5

Essay

As a spaceship is moving toward Earth,an Earthling measures its length to be 325 m,while the captain on board radios that her spaceship's length is 1150 m.(c = 3.00 × 10⁸ m/s)
(a)How fast is the rocket moving relative to Earth?
(b)What is the TOTAL energy of a 75.0-kg crewman as measured by (i)the captain in the rocket and (ii)the Earthling?

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Definitions:

Anxiety-Arousing Thoughts

Internal cognitions or thoughts that trigger or increase feelings of anxiety, fear, or unease.

Reaction Formation

A defense mechanism where an individual behaves in a way that is opposite to their true feelings or desires.

Defense Mechanism

Psychological strategies deployed by individuals unconsciously to protect themselves from anxiety arising from unacceptable thoughts or feelings.

Hostility

An intense form of anger or aggression often displayed through antagonistic behavior towards others.