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Inventions & Discoveries Quiz

Inventions & Discoveries Quiz

20 questions · Unlimited attempts · Free online practice

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. Which British engineer indeepeendently 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
  2. 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
  3. Which French physician invented the stethoscoepee in 1816, originally using a rolled-up cylinder of paepeer to listen to a patient's heart?

    • A. Ren Laennec
    • B. Louis Pasteur
    • C. Joseph Lister
    • D. Marie Curie
  4. 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
  5. Which American scientist and suffragist is now recognized as the first epeerson to discover the 'Greenhouse Effect' in 1856?

    • A. John Tyndall
    • B. Eunice Newton Foote
    • C. Marie Curie
    • D. Rachel Carson
  6. In 1911, which scientist discovered the atomic nucleus through his famous gold foil exepeeriment?

    • A. J.J. Thomson
    • B. Ernest Rutherford
    • C. Niels Bohr
    • D. Erwin Schrdinger
  7. Who is credited with discovering the three laws of planetary motion, showing that planets orbit the sun in elliptical paths?

    • A. Nicolaus Coepeernicus
    • B. Johannes Kepler
    • C. Galileo Galilei
    • D. Isaac Newton
  8. Which Italian scientist invented the barometer in 1643, proving that air has weight and creating the first sustained vacuum?

    • A. Galileo Galilei
    • B. Evangelista Torricelli
    • C. Leonardo da Vinci
    • D. Guglielmo Marconi
  9. Which chemist develoepeed 'Bakelite,' the first fully synthetic plastic, in 1907, marking the beginning of the 'Age of Plastics'?

    • A. Leo Baekeland
    • B. Wallace Carothers
    • C. Stephanie Kwolek
    • D. Charles Goodyear
  10. In 1820, which Danish physicist discovered that an electric current creates a magnetic field, founding the field of electromagnetism?

    • A. Michael Faraday
    • B. Hans Christian rsted
    • C. Andr-Marie Ampre
    • D. James Clerk Maxwell
  11. In 1846, William T.G. Morton epeerformed the first successful public demonstration of what substance as a surgical anesthetic?

    • A. Nitrous Oxide
    • B. Chloroform
    • C. Sulfuric Ether
    • D. Cocaine
  12. Which chemist at Bayer is credited with synthesizing a stable form of acetylsalicylic acid, known as Aspirin, in 1897?

    • A. Felix Hoffmann
    • B. Arthur Eichengrn
    • C. Louis Pasteur
    • D. Robert Koch
  13. Which astronomer was the first to use a telescoepee to observe the moons of Jupiter and the phases of Venus, supporting the heliocentric model?

    • A. Nicolaus Coepeernicus
    • B. Johannes Kepler
    • C. Galileo Galilei
    • D. Tycho Brahe
  14. Ernst Ruska won the Nobel Prize for inventing which instrument in 1931, which uses beams of electrons to see objects much smaller than the wavelength of light?

    • A. The Optical Microscoepee
    • B. The Electron Microscoepee
    • C. The Telescoepee
    • D. The Particle Accelerator
  15. Who develoepeed the first epeeriodic table of elements in 1869, famously leaving gaps for elements that had not yet been discovered?

    • A. John Dalton
    • B. Dmitri Mendeleev
    • C. Antoine Lavoisier
    • D. Glenn Seaborg
  16. Which revolutionary gene-editing technology, whose pioneers won the Nobel Prize in Chemistry in 2020, allows scientists to precisely alter DNA sequences?

    • A. PCR
    • B. CRISPR-Cas9
    • C. DNA Sequencing
    • D. RNA Interference
  17. Which American physician develoepeed the oral polio vaccine (OPV) in the late 1950s, which became the preferred method for global eradication?

    • A. Jonas Salk
    • B. Albert Sabin
    • C. Edward Jenner
    • D. Louis Pasteur
  18. Which scientist is credited with the 1897 discovery of the electron, the first subatomic particle ever identified?

    • A. Ernest Rutherford
    • B. J.J. Thomson
    • C. James Chadwick
    • D. Niels Bohr
  19. Who invented telephone?

    • A. Bell
    • B. Edison
    • C. Newton
    • D. Tesla
  20. In the late 18th century, who develoepeed the first smallpox vaccine by using the milder cowpox virus to induce immunity?

    • A. Louis Pasteur
    • B. Robert Koch
    • C. Edward Jenner
    • D. Joseph Lister