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Inventions & Discoveries Quiz

Inventions & Discoveries · Timed

20 questions · 10 min timer · Instant feedback

Science's greatest leaps forward have come through inventions and discoveries that transformed human understanding and everyday life. The invention of the microscope opened up the...

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All 20 questions in this Inventions & Discoveries quiz
  1. Who developed the first successful vaccine for rabies in 1885, famously testing it on a young boy named Joseph Meister?

    • A. Robert Koch
    • B. Louis Pasteur
    • C. Edward Jenner
    • D. Joseph Lister
  2. Who developed the first mercury thermometer and the first standardized temperature scale in the early 18th century?

    • A. Anders Celsius
    • B. Daniel Gabriel Fahrenheit
    • C. Lord Kelvin
    • D. Galileo Galilei
  3. In 1912, which Austrian-American physicist discovered cosmic rays by taking an electrometer up in a hot air balloon?

    • A. Albert Einstein
    • B. Victor Hess
    • C. Ernest Rutherford
    • D. Max Planck
  4. Which Danish astronomer made the first quantitative measurement of the speed of light in 1676 by observing the eclipses of Jupiter's moon Io?

    • A. Tycho Brahe
    • B. Ole Rmer
    • C. Johannes Kepler
    • D. Christian Huygens
  5. Who developed the theory of General Relativity, which describes gravity as the curvature of space and time?

    • A. Isaac Newton
    • B. Albert Einstein
    • C. Stephen Hawking
    • D. Niels Bohr
  6. Which scientist won the Nobel Prize in Physics in 2009 for his 1966 discovery that fiber optic cables could carry data over long distances?

    • A. Theodore Maiman
    • B. Charles Kao
    • C. Jack Kilby
    • D. John Bardeen
  7. In 1877, Thomas Edison invented which device, the first to be able to both record and reproduce sound?

    • A. The Telephone
    • B. The Phonograph
    • C. The Telegraph
    • D. The Gramophone
  8. Wallace Carothers, working for DuPont, invented which synthetic fiber in 1935, which became a sensation for use in stockings and parachutes?

    • A. Polyester
    • B. Nylon
    • C. Rayon
    • D. Spandex
  9. Who discovered the element Oxygen independently in the 1770s, though Antoine Lavoisier was the first to recognize it as a chemical element?

    • A. John Dalton
    • B. Joseph Priestley
    • C. Henry Cavendish
    • D. Humphry Davy
  10. Robert Watson-Watt is credited with the development of which technology that proved vital for the defense of Britain during World War II?

    • A. Sonar
    • B. Radar
    • C. Jet Engines
    • D. Atomic Energy
  11. Which British scientist discovered 'inflammable air' in 1766, which was later named Hydrogen by Antoine Lavoisier?

    • A. Joseph Priestley
    • B. Henry Cavendish
    • C. John Dalton
    • D. Robert Boyle
  12. Which English physician published 'De Motu Cordis' in 1628, describing for the first time the systemic circulation of blood by the heart?

    • A. Andreas Vesalius
    • B. William Harvey
    • C. Galen
    • D. Robert Hooke
  13. In 1839, Charles Goodyear accidentally discovered which process that made rubber durable and resistant to temperature changes?

    • A. Pasteurization
    • B. Vulcanization
    • C. Hydrogenation
    • D. Polymerization
  14. In 1947, John Bardeen, Walter Brattain, and William Shockley invented what device at Bell Labs, replacing vacuum tubes and enabling modern computing?

    • A. The Microchip
    • B. The Transistor
    • C. The Hard Drive
    • D. The Fiber Optic Cable
  15. In 1911, which scientist discovered the atomic nucleus through his famous gold foil experiment?

    • A. J.J. Thomson
    • B. Ernest Rutherford
    • C. Niels Bohr
    • D. Erwin Schrdinger
  16. Which physicist proposed the 'Uncertainty Principle' in 1927, stating that it is impossible to know both the exact position and momentum of a particle simultaneously?

    • A. Erwin Schrdinger
    • B. Werner Heisenberg
    • C. Niels Bohr
    • D. Wolfgang Pauli
  17. Which British engineer independently invented the turbojet engine in the 1930s, alongside Hans von Ohain in Germany?

    • A. James Watt
    • B. Frank Whittle
    • C. George Stephenson
    • D. Isambard Kingdom Brunel
  18. Which French physician invented the stethoscope in 1816, originally using a rolled-up cylinder of paper to listen to a patient's heart?

    • A. Ren Laennec
    • B. Louis Pasteur
    • C. Joseph Lister
    • D. Marie Curie
  19. Which discovery in 2015 by the LIGO scientific collaboration confirmed a 100-year-old prediction of Albert Einstein?

    • A. Black Holes
    • B. Dark Matter
    • C. Gravitational Waves
    • D. The Cosmological Constant
  20. Which physicist discovered X-rays in 1895, earning him the first-ever Nobel Prize in Physics in 1901?

    • A. Marie Curie
    • B. Wilhelm Rntgen
    • C. Max Planck
    • D. Ernest Rutherford