Two Spaceships Approaching Each Other Move at Very Close to the Speed

question 18

Multiple Choice

Two spaceships approaching each other move at very close to the speed of light, each sending a beam of light to the other. Each measures the speed of light from the other spaceship as

• A)slightly less than c.
• B)c.
• C)slightly greater than c.
• D)much greater than c.

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Definitions:

Mixed Feelings

Experiencing contradictory emotions about a particular person, situation, or outcome at the same time.

Focus

The center of interest or activity; paying particular attention to a specific topic or task.

Expressing Feelings

The process of communicating emotions or emotional reactions to others, either verbally or through behavior.

Screaming

Emitting a loud, sharp, piercing sound, often as a way to express extreme emotion, alarm, or pain.