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Questions and Answers
Who discovered nuclear radiation by accident in 1896?
Who discovered nuclear radiation by accident in 1896?
- Marie Curie
- Pierre Curie
- Antoine Henri Becquerel (correct)
- Ernest Rutherford
What did Ernest Rutherford and associates find about nuclei in 1911?
What did Ernest Rutherford and associates find about nuclei in 1911?
- Nuclei are incredibly dense and distinct from any macroscopic object (correct)
- Nuclei are composed of energy
- Nuclei are similar to macroscopic objects
- Nuclei are unstable and constantly emitting radiation
What did Marie Curie and her husband isolate from pitchblende in 1898?
What did Marie Curie and her husband isolate from pitchblende in 1898?
- Helium and neon
- Uranium and thorium
- Polonium and radium (correct)
- Plutonium and cesium
What is the term for the emission of particles or photons from an atom's nucleus?
What is the term for the emission of particles or photons from an atom's nucleus?
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Who proposed the special theory of relativity in 1905, which explained the origin of energy as the destruction of a tiny amount of mass?
Who proposed the special theory of relativity in 1905, which explained the origin of energy as the destruction of a tiny amount of mass?
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