83042 Easy Trivia Questions
83042 public questions at this depth. How many can you answer?
Which physicist calculated the trajectory for John Glenn’s 1962 orbital flight?
Answer
Katherine Johnson
Which scientist’s 1952 X-ray image of DNA became known as Photograph 51?
Answer
Rosalind Franklin
Which marine biologist wrote Silent Spring, published in 1962?
Answer
Rachel Carson
Which surgeon led the first successful long-term human kidney transplant in 1954?
Answer
Joseph Murray
Which surgeon performed the first successful human heart transplant in 1967?
Answer
Christiaan Barnard
Which vaccine, introduced in 1961, was the first widely used oral polio vaccine?
Answer
Sabin vaccine
Which vaccine did Jonas Salk announce as safe and effective in 1955?
Answer
Polio vaccine
Which scientist developed the first successful smallpox vaccine in 1796?
Answer
Edward Jenner
Which instrument measures electric current in a circuit?
Answer
Ammeter
Which particle carries a negative electric charge?
Answer
Electron
Which scientist discovered electromagnetic induction in 1831?
Answer
Michael Faraday
Which compound is commonly called baking soda?
Answer
Sodium bicarbonate
Which compound has the molecular formula H₂O?
Answer
Water
Which compound is commonly known as table salt?
Answer
Sodium chloride
Which scientist independently developed the theory of natural selection alongside Charles Darwin?
Answer
Alfred Russel Wallace
Which fossil bird is widely regarded as evidence linking dinosaurs and modern birds?
Answer
Archaeopteryx
What term describes a trait inherited from an ancestor but reduced or unused in a modern species?
Answer
Vestigial structure
What process causes heritable traits that improve survival to become more common in populations?
Answer
Natural selection
Which fish is the heaviest living bony fish?
Answer
Ocean sunfish
What is the only fish known to fly by gliding above the ocean surface?
Answer
Flying fish
Which marine animal is the world's largest fish?
Answer
Whale shark
Where did NASA’s InSight lander touch down on Mars in November 2018?
Answer
Elysium Planitia
How long is one year on Mars, measured in Earth days?
Answer
687 Earth days
What gas makes up about 95 percent of Mars’s atmosphere?
Answer
Carbon dioxide
What is the name of the vast canyon system on Mars that stretches about 4,000 kilometres?
Answer
Valles Marineris