in what year does gamma rays first observed
A.1900 B. 1901 C. 1902 D. 1903
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in what year does gamma rays first observed
A.1900 B. 1901 C. 1902 D. 1903
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Answer:
A.
Explanation:
Answer:
A
Explanation:
Gamma rays were first observed in 1900 by the French chemist Paul Villard when he was investigating radiation from radium.