If a Spaceship 100 M Long When at Rest on the Earth

question 36

Multiple Choice

If a spaceship 100 m long when at rest on the earth were to travel at nine-tenths the speed of light, its length as measured by an observer on the earth would be

• A) 0.
• B) less than 100 m.
• C) 100 m.
• D) more than 100 m.

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