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Answer: Fritz Haber
Fritz Haber discovered nitrogen fixation, which enabled the synthesis of ammonia for fertilizers.
Answer: Niels Bohr
Niels Bohr developed the Bohr model, where electrons are arranged in distinct energy levels or shells around the nucleus.
Answer: Ivan Pavlov
Ivan Pavlov is famous for developing the theory of conditioned reflexes, leading to the study of classical conditioning.
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Answer: Michael Faraday
Michael Faraday formulated the laws of electrolysis, which relate electric current to chemical changes.
Answer: Johann Gottfried Galle
Johann Galle, along with John Couch Adams, discovered the planet Neptune in 1846 based on mathematical predictions.
Answer: Christiaan Barnard
Christiaan Barnard performed the first successful heart transplant in 1967, revolutionizing organ transplant surgery.
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Answer: Edward Jenner
Edward Jenner developed the first smallpox vaccine in 1796, which led to the eventual eradication of the disease.
Answer: Isaac Newton
Isaac Newton is credited with discovering the law of universal gravitation, which states that every mass attracts every other mass.
Answer: Thomas Edison
Thomas Edison invented the first practical electric light bulb in 1879, revolutionizing lighting.
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Answer: Max Planck
Max Planck developed the quantum theory, explaining energy as discrete packets called quanta.
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