The Dirac theory predicted that a positron would be:

a. a particle with same mass as an electron but with opposite charge.
b. a particle with negative mass.
c. a negative electron in a negative energy state.
d. All of the above.


A

Physics & Space Science

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Today we rely largely on what technique to precisely measure distances in the solar system?

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The opacity of a gas depends strongly on its _____

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Physics & Space Science

Kirchhoff was the first to describe qualitatively the types of spectra we observe from luminous objects. Describe the three types and their sources

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Physics & Space Science