Exercise Answers
A. Pictures of some world famous Scientists are given below. Name these scientists infront of important inventions and discoveries they made.
____________
Michael Faraday
2. He invented smallpox Vaccine.
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Edward Jenner
_________
Alfred Nobel
4. He invented cosmic rays.
____________
Victor Hess
5. He invented X-rays
_________
Wilhelm Roentgen
Enrico Fermi
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