A Really High-Speed Train Moves in a Direction Parallel to Its

question 124

Multiple Choice

A really high-speed train moves in a direction parallel to its length with a speed that approaches the speed of light. The height of the train, as measured by a stationary observer on the ground,

• A) increases slightly.
• B) decreases slightly.
• C) approaches infinity.
• D) approaches zero.
• E) does not change due to the motion.

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Definitions:

Restatement

The act of revising or rephrasing content, usually to provide clarity or correction.

Clarification

The act of making a statement or situation less confused and more comprehensible.

Open-Ended Question

A type of question that allows for a free-form response, providing more depth and insight than a simple yes or no answer.

Restatement

The act of expressing the same idea or fact in different words, often to clarify or emphasize.