At What (Relativistic) Speed Does the Length of a Spacecraft

question 14

Multiple Choice

At what (relativistic) speed does the length of a spacecraft become half of its rest length?

• A) 0.40c
• B) 0.27c
• C) 0.99c
• D) 0.87c
• E) 0.10c

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Definitions:

Panic Attacks

Sudden episodes of intense fear or anxiety that trigger severe physical reactions when there is no real danger or apparent cause.

Aftermath

The consequences or effects that follow a significant event or disaster.

Stress

A physical, mental, or emotional factor that causes bodily or mental tension.

Agora

In ancient Greece, a central public space in city-states used for assemblies and markets; often considered the heart of social life.