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1 August, 21:17

Which describes Einstein's second postulate about the special theory of relativity?

1. The speed of light in a vacuum is constant, and nothing is faster than the speed of light.

2. The speed of light in a vacuum is constant, and some things are faster than the speed of light.

3. The speed of light in a vacuum fluctuates, but nothing is faster than the speed of light.

4. The speed of light in a vacuum fluctuates, and some things are faster than the speed of light.

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Answers (2)
  1. 1 August, 22:47
    0
    2) The speed of light in a vacuum is constant, and some things are faster than the speed of light.
  2. 2 August, 00:47
    0
    Einstein's theory that nothing can travel faster than the speed of light in a vacuum still holds true, because space itself is stretching, and space is nothing.

    Therefore (1) The speed of light in a vacuum is constant, and nothing is faster than the speed of light.
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