Science Trivia for Kids is a great way to stretch their minds and pique their interest in STEM. They are a fun way to sneak in cool fun facts for kids and make for a fun educational game.
A quick session of Science Trivia Questions for Students is perfect to break the monotony of the classroom, get students excited and participate in healthy competition.
Table of Contents:
Easy Science Trivia Questions With Answers For Kids
Easy science trivia is perfect for preschool, kindergarten and elementary students. Many of these questions are straightforward while some of them are presented in a twisted manner to help children exercise cognitive skills.
These easy science questions for kindergarten quiz children over relatively simple science facts and help them connect what they have learned.
General Science Trivia Questions and Answers
1. How much part of the earth is covered with water? Answer: 71%
2. How many colours are there in a rainbow? Answer: Seven
Quick Tip: Also check out Cool Rainbow Facts.
3. What is the long winter sleep of animals called? Answer: Hibernation
4. Which gas is essential for breathing? Answer: Oxygen
5. How many phases of the moon are there ? Answer: Eight
Related: Explore Moon Phases with Oreo Cookies to make learning fun & hands-on.
6. Which is the nearest star to the Earth? Answer: Sun
7. Which two NASA astronauts went to space on an 8-day mission but were stranded for 286 days? Answer: Sunita Williams and Butch Wilmore
8. Small rocky objects that orbit the sun are called? Answer: Asteroids
9. What causes day and night? Answer: Rotation of Earth around its axis.
10. Which season precedes Winter season? Answer: Autumn
Quick Tip: Add a few Winter Would You rather Questions to recharge kids.
11. Which is the most common shape in nature? Answer: Hexagon
12. Twins that do not look alike are called? Answer: Fraternal twins
13. What is everything made of? Answer: Matter
14. How many states of matter are there? Answer: Four – Solid, Liquid, Gas & Plasma
15. Which instrument is used to measure fever? Answer: Thermometer
16. What causes seasons on Earth? Answer: Tilt of the Earth.
17. What is the vehicle used to travel to space called? Answer: Spacecraft.
Related: Dive into Cool Space Fun Facts for kids to learn weird but true Space facts.
18. Man-made objects that revolve around a planet are called? Artificial satellites
19. How many planets are there in the Solar system? Answer: Eight
20. What is the primary source of energy on our planet? Answer: Sun
21. How many phases of the moon are there ? Answer: Eight
Easy Biology Trivia For Kids
22. Animals that eat only meat are called? Answer: Carnivorous
23. Which is the biggest mammal on Earth? Answer: Blue Whale
24. Can you burp in space? Answer: No.
You cannot burp in space the way you do it on Earth. Due to the lack of gravity, food, liquid and gases mix together, resulting into wet burps or even vomiting.
25. Which baby animal does not look like its parent? Answer: Caterpillar
26. Animals that eat dead and decaying matter are called? Answer: Scavengers
27. How many bones does a human body have? Answer: 206
28. What is the name of the process by which plants make food? Answer: Photosynthesis
29. How many milk teeth are there? Answer: 20
30. The fin located on the back of the fish is called? Answer: Dorsal Fin
31. What are carnivorous plants called? Answer: Insectivorous plants
32. What are preserved remains of plants and animals called? Answer: Fossils
33. Which is the only mammal that can fly? Answer: Bat
34. Which mammal lays eggs? Answer: Platypus and Echidnas
35. Animals that live on other animals are called? Answer: Parasites
36. Which is the biggest flower in the world? Answer: Rafflesia Arnoldii
37. Which is the most stinky fruit in the world? Answer: Durian
38. Which pigment gives human skin, hair, and nails their colour? Answer: Melanin
39. What are tiny holes present on the skin, from which hair grow is called? Answer: Follicles
40. What are the by-products of Photosynthesis? Answer: Water vapour, Oxygen and Sugar
41. Which part is called ‘Kitchen of the plant’? Answer: Leaves
Quick Tip: Make learning long lasting with Fun Plant Science Experiments for Kids.
42. Which pigment is necessary for photosynthesis? Answer: Chlorophyll
43. Which is the strongest bone in the human body? Answer: Thigh Bone – also called Femur.
44. Which is the smallest bird? Answer: Bee Hummingbird
Quick Tip: Check out the Heavyweight Giants of Animal Kingdom.
45. Who is the biggest land predator? Answer: Polar Bear
46. Which is the biggest fruit in the world? Answer: Jackfruit
47. Which is the biggest reptile on earth? Answer: Saltwater crocodile
48. Which is the tallest grass? Answer: Bamboo
49. How many teeth does an adult human have? Answer: 32
50. Defence mechanism through which animals hide or blend in their surroundings is called? Answer: Camouflage
51. Which is the largest organ of the human body? Answer: Skin
52. How many stages does a butterfly’s life cycle have? Answer: Four – egg, larva, pupa, and adult.
53. Which is the largest fish in the world? Answer: Whale Shark
54. Which animal lays the biggest egg in the world? Answer: Ostrich
55. Which bird has the largest wingspan? Answer: Wandering Albatross with a wingspan of nearly 12 feet!
Easy Physics Trivia For Kids With Answers
56. Which air is lighter – hot or cold? Answer: Hot air
57. Which type of matter has no definite shape but definite volume? Answer: Liquids
58. Which factors cause the water cycle to start? Answer: Evaporation & Gravity
59. What is the smallest unit of matter called? Answer: An atom.
60. Who gave the Laws of Motion? Answer: Sir Isaac Newton
61. What is the invisible force that pulls objects toward each other called? Answer: Gravity
62. What is the force that slows things down called? Answer: Friction
63. Which unit is used to measure weight? Answer: Kilograms or Pounds
Related: Explore the Science of Measurement with our easy guide.
64. Why does the ball tossed in air come down? Answer: Because of gravity!
65. The process by which liquid water turns into water vapour is called? Answer: Evaporation
66. What is the unit of measurement for distance? Answer: Meter
67. What is the unit of measurement of time? Answer: Seconds
68. What are experts who study fossils called? Answer: Paleontologist
Hard Science Trivia Questions & Answers For Kids
Delve into the world of exciting, hard science trivia questions to sharpen your kids’ science acumen and make way for interesting conversations. These science questions make for a wonderful classroom activity as well as family activity on a game night.
This science trivia for high school students covers an array of scientific topics ranging from material science, physics, biology to Earth science as well as random science trivia facts.
Chemistry Trivia Questions For Kids
69. How many elements are there in the periodic table? Answer: 118
70. Which is the most abundant gas in the Earth’s atmosphere? Answer: Nitrogen with nearly 78%.
71. Which is the only metal to exist in liquid state at normal temperature? Answer: Mercury
Quick Tip: Add in a few Science Jokes to make your trivia session fun.
72. At what temperature does Mercury freeze? Answer: -38.83 degree Celsius
73. Chemical reactions that give out heat are called? Answer: Exothermic reactions
74. Which element catches fire when exposed to air? Answer: Phosphorous
75. What is essential for combustion to take place? Answer: Oxygen
76. The process through which solid turns into gas directly is called? Answer: Sublimation
77. How many noble gases are there? Answer: Seven – Helium (He), Neon (Ne), Argon (Ar), Krypton (Kr), Xenon(Xe), Radon (Rn), and Oganesson (Og)
78. Which chemical reaction powers the Sun? Answer: Nuclear Fusion
79. What is the chemical name of table salt? Answer: Sodium Chloride – NaCl
80. What is the chemical formula of water? Answer: H2O
81. At what temperature is Celsius equal to Fahrenheit? Answer: -40 degree Celsius
82. At which temperature Celsius and Kelvin are equal? Answer: -273.1 degree celsius
83. The process through which a gas turns directly into a solid is called? Answer: Deposition
84. Which two elements are liquid at room temperature? Answer: Mercury and Bromine
85. Name the purest form of carbon. Answer: Diamond
86. What are the four primary precious metals? Answers: Gold, Silver, Platinum, and Palladium
87. Which element has the most allotropes? Answer: Carbon
88. Who is considered the “father” of organic chemistry? Answer: Friedrich Wöhler
89. Which gas smells like rotten eggs? Answer: Hydrogen Sulphide -H2S
90. What is chlorine named after? Answer: ‘Chloros’ – a Greek word meaning greenish yellow.
91. What is the most abundant mineral in the human body? Answer: Calcium
92. The property of metal by which it can be drawn into wires is called? Answer: Ductility
93. Which metal is the best conductor of electricity? Answer: Silver
94. What is the scientific symbol of Gold? Answer: Au
95. What is the scientific name of Gold? Answer: Aurum
96. What is the chemical name of Iron? Answer: Ferrum
97. The property of metal by which it can be beaten into sheets is called? Answer: Malleability
98. Which gas is called dry ice? Answer: Frozen Carbon Dioxide
Related: Check out fun things to do with dry ice with Dry Ice Experiments for Kids.
99. Which is the most corrosive acid? Answer: Fluoroantimonic acid, HSbF6
100. What scale is used to measure the hardness of minerals? Answer: Mohs scale
101. Which is the smallest subatomic particle? Answer: Quarks
102. The branch of chemistry which deals with compounds containing Carbon is called? Answer: Organic Chemistry
103. Which is the most abundant metal on Earth? Answer: Aluminium
104. What is the study of materials at very low temperatures? Answer: Cryogenics
105. Which gas is responsible for the fizz in soda? Answer: Carbon Dioxide – CO2
106. Which branch of chemistry deals with chemical processes that occur inside of living organisms? Answer: Biochemistry
Physics Trivia For Kids With Answers
107. What is the most abundant state of matter on earth? Answer: Plasma
108. What is the study of light called? Answer: Optics
109. Which is the biggest stellar black hole in the Milky Way galaxy? Answer: Gaia-GH3 with a mass of 33 times of Sun.
110. The property of the surface of a liquid that allows it to resist an external force and acts like an elastic membrane is called? Answer: Surface Tension
Related: Check out Surface Tension Experiments to learn about it the hands-on way!
111. What is the speed of light? Answer: 300,000 km/sec
112. What is the unit of force? Answer: Newton
113. Which force acts between two bodies in contact with each other? Answer: Force of Friction
114. Which force is responsible for the revolution of planets around the sun? Answer: Gravitational Force
115. What steady flow of electrons in one direction is called? Answer: Electric current
116. What is the unit of electric charge? Answer: Coulomb represented by C
117. Upward force exerted on objects submerged in fluids is called? Answer: Buoyancy
118. Who discovered buoyancy? Answer: Archimedes
119. Who formulated the Theory of Relativity? Answer: Albert Einstein
120. What is the unit for measuring electric power? Answer: Watts
121. True or False – Sound needs a medium to travel? Answer: True
Related: Fun True & False Questions for Kids
122. What is the Third Law of Motion? Answer: Every action has an equal and opposite reaction
123. Which colour has the longest wavelength in the visible spectrum? Answer: Red colour
124. What is the scientific word for push or pull? Answer: Force
125. Which colour has maximum frequency? Answer: Violet
126. What phenomenon causes light to bend as it passes through water? Answer: Refraction
127. What is the study of the motion of air called? Answer: Aerodynamics
128. What is the unit of light called? Answer: Lux
129. Which unit is used to measure the distance between stars? Answer: Light year
130. Which branch of physics deals with subatomic matter? Answer: Quantum physics
131. Which branch of physics deals with space? Answer: Astrophysics
132. Which branch of physics deals with heat and thermal energy? Answer: Thermodynamics
133. What is the unit of current? Answer: Amperes
134. Which law explains the three basic laws of mechanics? Answer: Newton’s Laws of Motion
135. What is the process of splitting an atom called? Answer: Nuclear Fission
136. What type of electromagnetic radiation has the highest energy? Answer: Gamma rays
137. What type of energy is stored in an object due to virtue of its shape or position ? Answer: Potential energy
138. What type of energy is stored in an object in motion? Answer: Kinetic energy
139. The distance between one crest and another or one trough and another in a wave is called? Answer: Wavelength
140. What is the speed of sound in air? Answer: 343m/s
141. In which medium sound travels fastest? Answer: Solids
142. The property of matter that resists changes in motion is called? Answer: Inertia
143. What is the value of acceleration of gravity? Answer: 9.8m/s2
144. True or False: Centripetal force acts towards the centre of the circle. Answer: True
145. What is the process by which an atom or molecule acquires a negative or positive charge called? Answer: Ionisation
146. The device used to measure electric current is called? Answer: Ammeter
147. Which waves do not require any medium to travel? Answer: Electromagnetic waves
148. What is the rate of change of velocity called? Answer: Acceleration
149. What type of energy is stored by a capacitor? Answer: Electrostatic Potential Energy
150. Who is the only person to win Nobel prizes in both physics and chemistry? Answer: Madam Curie
151. What is the antimatter equivalent of an electron? Answer: Positron
152. What is opposite to matter? Answer: Antimatter
153. Which unit is used to measure the intensity of light? Answer: Candela
154. Which are the four fundamental forces in the Universe? Answer: Gravitational force, Electromagnetic force, Weak nuclear force and Strong nuclear force
155. Which is the strongest fundamental force in the universe? Answer: Strong Nuclear Force
156. What is the study of motion called? Answer: Mechanics
157. What is the wire inside an electric bulb called? Answer: Filament
158. True or False: Force can be exerted without contact. Answer: True! Think of Magnetic force
159. The phenomenon due to which metals expand on heating is called? Answer: Thermal Expansion
160. Which form of energy can we see with the naked eye? Answer: Light energy
161. Who gave the Laws of Motion? Answer: Sir Issac Newton
Hard Computer Science Trivia for Kids With Answers
162. Who wrote the first computer algorithm? Answer: Ada Lovelace
Related: Read about Women Trailblazers who broke the glass ceiling in STEM.
163. Software that helps computer users access the internet is called? Answer: Web Browser
164. Which number system do computers follow? Answer: Binary Number system
165. What is the name of the first computer? Answer: ENIAC – Electronic Numerical Integrator And Computer
166. Who invented the World Wide Web? Answer: Tim Berners-Lee
167. What is the full form HTML? Answer: Hypertext Markup Language
168. What does HTTP stand for? Answer: Hypertext Transfer Protocol
169. What is the full form of SQL? Answer: Structured Query Language
170. Where does the computer store its data permanently? Answer: Hard Drive
171. Where does the computer store its data temporarily? Answer: RAM
172. What does RAM stand for? Answer: Random Access Memory
173. Memory that is used to store frequently accessed data and instructions to speed up processing time is called? Answer: Cache Memory
174. What is the full form of GUI? Answer: Graphical User Interface
175. Which tech company visioned to put a personal computer on every desk? Answer: Microsoft
176. Who are the founders of Microsoft? Answer: Bill Gates and Paul Allen
177. What is the full form of CD-ROM? Answer: Compact Disc – Read Only Memory.
178. What does ‘URL’ stand for? Answer: Uniform Resource Locator
179. What does ‘ASCII’ stand for? Answer: American Standard Code for Information Exchange
180. What is the name of Google’s parent company? Answer: Alphabet
181. Who is the founder of Google? Answer: Larry Page and Sergey Brin
182. Which was the first email service provider? Answer: Hotmail
183. Who founded Hotmail? Answer: Sabeer Bhatia and Jack Smith
184. What is the full form of AI? Answer: Artificial Intelligence
185. The process of converting information into secret code to hide its true meaning is called? Answer: Encryption
186. Device used to access the internet is called? Answer: Modem, meaning Modulator-Demodulator
187. A network security system that monitors and filters incoming and outgoing network traffic is called? Answer: Firewall
188. The science of encrypting and decrypting information is called? Answer: Cryptography
189. What is a small piece of data stored on a user’s computer by the web browser while browsing called? Answer: Cookie
190. Who is known as the father of AI? Answer: John McCarthy
191. Which AI tool is considered most advanced as of 2023? Answer: GPT3
192. What does ‘API’ stand for in computing? Answer: Application Programming Interface
193. Which programming language is named after a type of snake? Answer: Python!
194. What does FTP stand for? Answer: File Transfer Protocol
195. The branch of computing that uses principles of quantum physics for computing is called? Answer: Quantum Computing
196. A software specifically designed to cause damage to a computer, server or a network is called? Answer: Malware
197. Applications that have their source code freely available for anyone to edit or add features are known as? Answer: Open-source Applications
198. A software that monitors and removes malicious programs from computers it is installed on is called? An Antivirus.
199. A branch of computer science that tries to imitate human intelligence and thinking processes through repetition is called? Answer: Machine Learning
200. Digital currency is also known as? Answer: Cryptocurrency
201. Which technology uses artificial intelligence, virtual reality and augmented reality to create an immersive 3D experience? Answer: Metaverse technology.
202. Who first came with an idea for a computer? Answer: Charles Gabbage
Kids Biology Trivia Questions With Answers
203. The process through which an organism undergoes a striking change of form or structure after birth is called? Answer: Metamorphosis.
204. What is the name of the smallest bone in the human body? Answer: Stapes measuring at just 2-3 mm
205. Antibiotics are used to treat which type of infections? Answer: Bacterial
206. Which part of the human brain is responsible for hearing and language? Answer: Temporal Lobe
207. The molecule that carries genetic information for the development and functioning of an organism is called? Answer: DNA (Deoxyribonucleic acid)
208. The process through which a plant loses water through its leaves is called? Answer: Transpiration
209. Which pigment in vertebrates is responsible for transporting oxygen to organs?
Answer: Hemoglobin
210. Which is the biggest part of the human brain? Answer: Cerebrum
211. What is the scientific term for peeling skin? Answer: Desquamation
212. Which animal is the closest living relative of humans? Answer: Chimpanzee and Bonobo
213. The ability of the human brain to rewire itself is called? Answer: Neuroplasticity
214. Name the three components that plant cells have but animal cells do not? Answer: Vacuole, Chloroplast, and Cell wall.
215. DNA is present in which part of the cell? Answer: Cell Nucleus
216. The branch of science that deals with the study of biology of cells is called? Answer: Cytology
217. Animals that are active during dawn and dusk are called? Answer: Crepuscular
218. Hair and nails are made up of a protein called? Answer: Keratin
219. Which part of the brain controls hunger? Answer: Hypothalamus
220. The branch of medical science that studies bacteria is called? Answer: Bacteriology
221. What prevents food from entering the windpipe? Answer: Epiglottis
222. What do white blood cells produce to help fight off infection? Answer: Antibodies
223. What is the average life cycle of a red blood cell? Answer: 120 days
224. Which tissue attaches bones to muscles? Answer: Tendons
225. Which part of the human body is the axilla? Answer: Armpit
226. Which is the smallest organ in the human body? Answer: Pineal Gland
227. What are the chemical substances secreted in the blood that act like messengers called? Answer: Hormones
228. Which is the largest nerve in the human body? Answer: Sciatic nerve
229. ’Survival of the fittest’ is also known as? Answer: Natural Selection
230. Which sense is most closely linked to memory? Answer: Smell
231. The study of human remains is called what? Answer: Archaeology
Related: Dive into Forensic Science with Crime Scene Investigation for Kids.
232. The science classification of living things is called? Answer: Taxonomy
233. An animal or plant that lives in or on another animal or plant is called? Answer: Parasite
234. The ability of a lizard to lose its tail on will and regenerate it is called? Answer: Caudal Autotomy
235. Which is the rarest blood type? Answer: AB Negative
236. Which blood group is also known as ‘Universal Blood Donor’? Answer: O negative
237. The process of pasteurization is named after? Answer: Louis Pasteur
238. Which body part makes blood? Answer: Bone Marrow
239. Name the fattiest human organ? Answer: Brain
240. Which body system manages fluid levels in the body? Answer: Lymphatic system
241. Adult humans have how many types of teeth? Answer: Four – Incisors, Canine, Premolars and Molars
242. The study of marine life is called? Answer: Marine Biology
243. The process through which bacteria make food with chemical energy is called? Answer: Chemosynthesis
244. Which glands produce tears? Answer: Lacrimal Glands
245. Where are most sweat glands located in the human body? Answer: Sole of the feet
246. How many vertebrae are there in the human neck? Answer: Seven
247. Change in the DNA sequence of an organism is called? Answer: Mutation
248. The branch of biology that studies fungi is known as? Answer: Mycology
249. Animals that can live both on land and in water are called? Answer: Amphibians
250. Fossilized tree resin is known as? Answer: Amber
251. What are the male parts of a plant or flower called? Answer: Stamen
252. What is called the “Powerhouse of the Cell?” Answer: Mitochondria
FAQ
1. Which is the most common shape in nature? Hexagon
2. Which baby animal does not look like its parent? Caterpillar
3. Which is the strongest bone in the human body? Thigh Bone (Femur)
4. Which is the tallest grass? Bamboo
5. Which type of matter has no definite shape but volume? Liquids
6. Which animal lays the biggest egg? Ostrich
7. Who is the biggest land predator? Polar Bear
8. Which is the biggest fruit? Jackfruit
9. Which is the smallest bird? Bee Hummingbird
1. How many elements are these in the periodic table? 118
2. Which chemical reaction powers the Sun? Nuclear Fusion
3. Which element catches fire when exposed to air? Phosphorus
4. What is most abundant mineral in the human body? Calcium
5. Which colour has maximum frequency? Violet
6. Which wave does not require any medium to travel? Electromagnetic wave
7. What is the opposite of matter? Antimatter
8. Who is know as father of Artificial Intelligence (AI)? John McCarthy
9. Which part of human brain is responsible for hearing and language? Temporal Lobe