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Science trivia questions and answers

Put your brain to the test with our fun science trivia questions and answers!

How does your science trivia knowledge measure up? Do you know your photons from your protons, your cosmology from your biology? Find out by taking this free science trivia quiz.

Test your scientific knowledge with these science trivia questions and answers.

Science trivia questions

Question 1
Which S.I. unit is used to measure electrical power?
View Answer
Watt.
Question 2
Which gas is known for smelling like rotten eggs?
View Answer
Sulphur.
Question 3
What type of natural disaster is measured using the Richter scale?
View Answer
Earthquake.
Question 4
Gregor Mendel is referred to as the father of which branch of science?
View Answer
Genetics.
Question 5
Au is the chemical symbol for which metal?
View Answer
Gold.
Question 6
Which marine creature is known for having 3 hearts?
View Answer
The octopus.
Question 7
What is a pluviometer used to measure?
View Answer
Rainfall.
Question 8
Which bone is the strongest in the human body?
View Answer
The femur.
Question 9
Drones, workers and queens are what type of insect?
View Answer
Bee.
Question 10
What term is used to describe sounds that are too high for humans to hear?
View Answer
Supersonic.
Question 11
What type of paper can be used to test whether a liquid is acidic or alkaline?
View Answer
Litmus paper.
Question 12
By definition, a marsupial uses which physical feature to carry their young?
View Answer
A pouch.
Question 13
Earth’s core is mostly comprised of iron and which other metal?
View Answer
Nickel.
Question 14
The volcanic rock obsidian is usually what color?
View Answer
Black.
Question 15
Hair, horns and hooves are all made from which substance, beginning with K?
View Answer
Keratin.
Question 16
The world’s largest reef system lies off the coast of which country?
View Answer
Australia.
Question 17
Which female physicist discovered radiation?
View Answer
Marie Curie.
Question 18
Entomology is the branch of science that studies which creatures?
View Answer
Insects.
Question 19
Edwin Hubble lent his name to what famous piece of scientific equipment?
View Answer
A space telescope.
Question 20
What type of animal was Laika, the first animal to orbit the earth?
View Answer
A dog.
Question 21
Where in the human body are the 3 smallest bones located?
View Answer
In the ear.
Question 22
What term beginning with W describes the lunar phase where the moon appears to become smaller?
View Answer
Waning.
Question 23
In what year of the 2000s was Pluto reclassified as a dwarf planet?
View Answer
2006.
Question 24
Which planet is the hottest in the solar system?
View Answer
Venus.
Question 25
A water molecule contains how many hydrogen atoms?
View Answer
Two.
Question 26
Which rock, due to being 90% porous, is the only one that floats?
View Answer
Pumice.
Question 27
55% of all humans have what eye color?
View Answer
Brown.
Question 28
What color is the middle color in a rainbow?
View Answer
Green.
Question 29
On the periodic table, which element comes last alphabetically?
View Answer
Zirconium.
Question 30
The terms AM and PM are abbreviations of words from which language?
View Answer
Latin.
Question 31
What does Moh’s scale measure?
View Answer
The hardness of minerals.
Question 32
The name of which dinosaur translates as ‘rapid thief’?
View Answer
Velociraptor.
Question 33
What type of gas is often referred to as ‘laughing gas’?
View Answer
Nitrous oxide.
Question 34
Ascorbic acid is also known as which vitamin?
View Answer
Vitamin C.
Question 35
Pythagoras’ theorem concerns what type of geometric shape?
View Answer
Triangle.
Question 36
How many degrees Celsius is the boiling point of water?
View Answer
100 degrees.
Question 37
The Eclectus and the African Grey are members of which bird family?
View Answer
The parrot.
Question 38
What part of an egg is also known as the albumen?
View Answer
The white.
Question 39
What is the chemical term for table salt?
View Answer
Sodium chloride.
Question 40
The internal angles of a triangle add up to how many degrees?
View Answer
180 degrees.

Science trivia quiz

If you enjoyed these science trivia questions and answers, we have lots more fun trivia quizzes at Triviarmy, including our chemistry trivia questions.

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