Science Trivia: Test Your Knowledge with 50 Science Quiz Questions!

Think you're a science expert? Put your knowledge to the test with our science trivia quiz featuring 50 science trivia questions and answers. Explore biology, chemistry, physics, astronomy, Earth science, and groundbreaking discoveries while learning fascinating facts about the world around us! =)

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1.What theorem states that in a right triangle, the square of the hypotenuse equals the sum of the squares of the other two sides?
2.What is the factorial of 5?
3.Besides electromagnetism, the strong nuclear force, and the weak nuclear force, what is the fourth fundamental force?
4.In molecular biology, what does “PCR” stand for?
5.What branch of mathematics studies triangles and the relationships between their sides and angles?
6.What is the scientific study of prehistoric life through fossils?
7.In which book, published in 1859, did Charles Darwin introduce the theory of evolution by natural selection?
8.What is the scientific study of cells?
9.Who is the only person to win Nobel Prizes in two different scientific fields, namely physics and chemistry?
10.Which German theoretical physicist founded quantum theory?
11.Which Scottish physicist unified electricity, magnetism, and light into one theory?
12.Which Italian inventor is credited with practical wireless telegraphy?
13.Which world-renowned primatologist spent decades studying wild chimpanzees at Gombe Stream National Park in Tanzania?
14.Which British theoretical physicist famously held a reception for time travellers in 2009?
15.What famous thought experiment describes a cat that is both alive and dead until observed?
16.What mathematical constant, approximately equal to 2.71828, is the base of natural logarithms?
17.In what year was the DNA double helix structure discovered by James Watson and Francis Crick?
18.What is the SI base unit of luminous intensity?
19.What is the average Earth–Sun distance (149,597,870.7 kilometres) called?
20.What highly reactive Group 17 elements include fluorine and chlorine?
21.What term describes atoms that have the same molecular formula but different structures?
22.What term describes an atom's combining capacity?
23.What type of base dissolves in water to produce a solution with a pH above 7?
24.What group of elements lies between metals and nonmetals on the periodic table?
25.What is the inverse operation of exponentiation, answering the question: "To what power must a base be raised to produce a given number?"
26.Which French physicist discovered radioactivity in 1896?
27.Which Danish physicist proposed quantized electron orbits around the nucleus?
28.Which Swedish naturalist is regarded as the father of modern taxonomy?
29.What thermodynamic quantity equals internal energy plus pressure multiplied by volume?
30.What elementary particle combines via the strong force to form hadrons?
31.What electrically neutral particle interacts only through the weak force and gravity?
32.What radioactive synthetic element with atomic number 118 is the heaviest known element?
33.What extremely small unit equals one ten-billionth of a meter?
34.Which Saturnian moon has the brightest surface in the Solar System?
35.What probe launched in 1977 is the most distant human-made object?
36.Which red supergiant in Orion is expected to explode as a supernova within about 100,000 years?
37.By what name is the first confirmed interstellar object to pass through our solar system (discovered in 2017) known?
38.What invisible substance makes up about 85% of the universe's matter?
39.What paradox highlights the contradiction between the high probability of extraterrestrial life and the lack of evidence for it?
40.What probabilistic equation estimates the number of communicative civilizations in the Milky Way?
41.What graduated glass tube measures changes in the volume of gases during experiments?
42.What hollow glass structure forms when lightning melts silica-rich sand?
43.Under what name is the famous 1977 radio signal hypothetically linked to extraterrestrial intelligence known?
44.What is the name of the exact value 6.02214076 × 10²³, which represents the number of elementary entities in one mole of a substance?
45.Which American oceanographer discovered the wreck of the Titanic in 1985?
46.Which pioneering French barber-surgeon from the 16th century is regarded as one of the fathers of modern surgery?
47.In which country is the Extremely Large Telescope (ELT) being built?
48.Who is widely regarded as the world's first computer programmer?
49.What was the name of the plutonium core, produced by the Manhattan Project, involved in two fatal criticality accidents?
50.What branch of zoology studies parasitic worms?