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Praxis II General Science

Category - Physics

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Einstein’s theory of relativity, including equations for time dilation, is only correct when:

Moving at the speed of light.
Moving at speeds greater than 10,000 m/s.
All speeds.
Moving normally.
Moving at incrementally slow speeds (<0.0001 m/s).

Explanation

Answer: A - The theory of relativity is relative to the speed of light. Thus, the equations only apply when objects are moving at the speed of light.

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