78 Brilliant Science Trivia Questions and Answers

Reviewed by Kenton, Chief Editor·Updated Oct 2025·10 min read

Dive into the fascinating world of science with this exciting collection of Science trivia. From revolutionary discoveries and brilliant inventors to incredible facts about the natural world, outer space, and cutting-edge technology, these questions are perfect for curious learners of all ages. Whether you’re a student, educator, or simply love learning, this trivia will keep you engaged and inspired.

1What is the chemical symbol for gold?
2What is the only metal that is liquid at room temperature?
3What is the chemical formula for water?
4Which gas is most abundant in Earth's atmosphere?
5What is the closest planet to the Sun?
6What is the process by which plants make their own food called?
7What is the hardest natural substance on Earth?
8What is the study of fossils called?
9What is the center of an atom called?
10What is the chemical symbol for table salt?
11What is the process of a liquid turning into a gas at a temperature below its boiling point called?
12What is the study of the Earth's atmosphere called?
13What is the chemical symbol for oxygen?
14What is the force that pulls objects towards the center of the Earth called?
15What is the unit of measurement for electrical resistance?
16What is the term for a substance that cannot be broken down into simpler substances?
17What is the outermost layer of the Earth called?
18What is the process by which plants and animals release stored energy called?
19What is the study of the universe beyond Earth's atmosphere called?
20What is the chemical symbol for carbon?
21What is the smallest unit of an element that retains its chemical properties?
22What is the phenomenon where light is separated into its component colors called?
23What is the SI unit of force?
24What is the process of a gas turning into a liquid called?
25What is the study of the origin, history, and structure of the Earth called?
26What is the chemical symbol for helium?
27What is the distance light travels in one year called?
28What is the study of the properties and changes of matter called?
29What is the force that resists motion between two surfaces in contact called?
30What is the chemical symbol for iron?
31What is the layer of the atmosphere where weather occurs called?
32What is the study of the behavior of matter at very low temperatures called?
33What is the branch of physics that deals with the motion of objects and the forces acting on them called?
34What is the chemical symbol for silver?
35What is the bending of light as it passes from one medium to another called?
36What is the process by which plants take in carbon dioxide and release oxygen called?
37What is the study of earthquakes called?
38What is the chemical symbol for sodium?
39What is the process of a solid turning directly into a gas called?
40What is the SI unit of energy?
41What is the branch of biology that deals with the study of fungi called?
42What is the chemical symbol for potassium?
43What is the force that opposes the motion of an object through a fluid called?
44What is the study of the universe on the largest scales called?
45What is the chemical symbol for lead?
46What is the part of the atom that has a negative charge called?
47What is the study of the nature of light and its interactions with matter called?
48What is the chemical symbol for copper?
49What is the SI unit of electric current?
50What is the study of the structure and properties of crystals called?
51What is the chemical symbol for hydrogen?
52What is the SI unit of frequency?
53What is the process of a substance changing from a gas to a solid without passing through the liquid phase called?
54What is the branch of biology that deals with the study of viruses called?
55What is the chemical symbol for nitrogen?
56What is the force that holds atoms together in a molecule called?
57What is the study of the function of living organisms and their parts called?
58What is the chemical symbol for calcium?
59What is the SI unit of power?
60What is the layer of the atmosphere above the stratosphere called?
61What is the study of the motion of air and other gases called?
62What is the chemical symbol for phosphorus?
63What is the force that holds planets in orbit around the Sun called?
64What is the chemical symbol for chlorine?
65What is the process of a substance changing from a solid directly to a gas called?
66What is the study of the properties and behavior of light called?
67What is the chemical symbol for silicon?
68What is the SI unit of electric charge?
69What is the study of the atmosphere and its phenomena called?
70What is the chemical symbol for sulfur?
71What is the layer of the atmosphere above the mesosphere called?
72What is the study of the electrical properties of biological cells and tissues called?
73What is the chemical symbol for magnesium?
74What is the SI unit of temperature?
75What is the process of a liquid turning into a solid called?
76What is the study of the movement of heat called?
77What is the chemical symbol for zinc?
78What is the branch of physics that deals with the behavior of very small particles called?