Science Quizzes, Questions & Answers

We offer a wide range of science quizzes covering chemistry, biology, physics, astronomy, and more. Read more

Physics Quizzes

Mechanics Thermodynamics Waves And Oscillations Optics Electricity And Magnetism Modern Physics Nuclear Physics Quantum Physics Relativity Astrophysics Fluid Mechanics Measurement And Units

Names and Charges of Ions: Test your Knowledge! Trivia Quiz

In the chemistry class, students learn about ions and that they usually have the same number of protons and neutrons. We also got to know some of the Ions, and in this trivia quiz,...

Questions: 45 | Attempts: 6681 | Last updated: Jan 19, 2025

Sample Question
The charge of beryllium is:

+2

-2

+1

-3

Motion Graph Quiz Questions And Answers

In this physics quiz, we will focus on graphing motion. Take this motion graph quiz to find how well you have studied this topic at your school. Motion is a change in the position ...

Questions: 10 | Attempts: 45481 | Last updated: Nov 22, 2024

Sample Question
The graph below represents the motion of an object. According to the graph, as time increases, the velocity of the object:

Increases

Decreases

Remains the same

Physics Quiz: Light and Optics

Hello and welcome to this ultimate Physics quiz on Light and Optics that we've created below for you. This quiz will test your knowledge about light and its related concep...

Questions: 15 | Attempts: 22865 | Last updated: Mar 26, 2024

Sample Question
A survivor from a shipwreck sees an image of a fish in the water. To catch it with her spear, she must:

Aim above the image of the fish

Aim below the image of the fish

Aim at the image of the fish

Aim behind the fish

Temperature and Thermometer Questions! Trivia Quiz

Attempt these trivia quiz questions related to temperature and thermometer and check how updated you're about these two terms. Also, you'd be able to differentiate between ...

Questions: 15 | Attempts: 10720 | Last updated: Jan 13, 2025

Sample Question
Which of the following temperature scales has an absolute zero point, where all molecular motion theoretically ceases?

Celsius

Fahrenheit

Kelvin

Rankine

7th Grade Physics Practice Test

Feeling electrified by science? Ready to test your knowledge of the amazing world around you? Gear up for the "7th Grade Physics Practice Test"! This interactive quiz inc...

Questions: 25 | Attempts: 17209 | Last updated: Dec 02, 2024

Sample Question
A force that resists the movement of one surface against another.

Centrifugal

Tension

Friction

Gravity

Chemistry Quizzes

Physical Chemistry Inorganic Chemistry Organic Chemistry Analytical Chemistry Biochemistry Environmental Chemistry Industrial Chemistry Nuclear Chemistry Polymer Chemistry Theoretical Chemistry Medicinal Chemistry Green Chemistry Materials Chemistry

A.P. Biology Chapter 2 (Chemistry Review)

This quiz is to test your knowledge on Chapter 2 of A.P. Biology. Chapter 2 will be on Test #1, which fill feature Chapters 1-4. As such, it is suggested that you also take the qui...

Questions: 35 | Attempts: 7078 | Last updated: Mar 21, 2023

Sample Question
What are elements?

The simplest category of matter

The result of combining 2 compounds

Components which make up an atom

None of the above

Percent Composition Of Chemical Compounds MCQ Quiz

Chemical compounds are made up of chemical elements having different numbers. Take this quiz on the percent composition of chemical compounds in MCQ format to gauge your chemistry ...

Questions: 10 | Attempts: 4084 | Last updated: Mar 04, 2024

Sample Question
What are the percent composition for SF2?

55 % Sulfur and 45% Fluorine

45.76% Sulfur and 54.39 % Fluorine

33% Sulfur and 67% Fluorine

49.2 % Sulfur and 50.8 % Fluorine

Flex Your Element Game with This Periodic Table Quiz

Think you know the building blocks of chemistry?Take this quiz on the first 20 elements of the periodic table. Put your knowledge to the test with our "First 20 Elements of th...

Questions: 211 | Attempts: 160252 | Last updated: Sep 01, 2025

Sample Question
What does He stand for?

Helium

Hydrogen

Hendrix

Holmium

Qualitative Analysis Self Test

Self test on observations of Qualitative Analysis.Please type your Class and Name in the name field.Eg. 3S1 Alex Ang>>> Your IP address is tracked.

Questions: 5 | Attempts: 2930 | Last updated: Mar 21, 2023

Sample Question
Which of the following ions in solution would form a reddish-brown precipitate when aqueous sodium hydroxide solution is added dropwise to it?

Copper(II) ions

Iron(II) ions

Iron(III) ions

Zinc ions

Physical And Chemical Changes Quiz

The Physical or Chemical Change Quiz is designed to test your understanding of the differences between physical and chemical changes. Physical changes involve alterations in the st...

Questions: 15 | Attempts: 93303 | Last updated: Mar 28, 2025

Sample Question
Is tearing a piece of paper into 100 pieces a physical change or a chemical change?

Physical change

Chemical change

Biology Quizzes

Cell Biology Genetics Evolution Ecology Human Anatomy And Physiology Botany Plant Biology Zoology Animal Biology Microbiology Biotechnology Molecular Biology Immunology Developmental Biology

Cell Biology Test: Animal and Plant Cell Quiz

Embark on an educational adventure with our "Animal and Plant Cell Quiz"! Explore the fascinating microscopic worlds of cells, where the building blocks of life come to l...

Questions: 15 | Attempts: 136974 | Last updated: Apr 15, 2025

Sample Question
What controls most of the cell processes and contains the genetic information of DNA?

Mitochondria

Chloroplast

Nucleus

Nucleolus

How Truly Unique Are Your Genetics?

Have you ever wondered about how unique your genes are? Take this 'How Truly Unique Are Your Genetics?' quiz to know the answer. The quiz contains fun, trivia, and facts th...

Questions: 10 | Attempts: 20662 | Last updated: Jun 12, 2025

Sample Question
What is the color of your eyes?

Brown

Black

Amber

Blue

7th Grade Science Quiz Questions and Answers

The Science Quiz for Class 7 is designed to assess and enhance your understanding of essential science topics. With a range of questions from biology, physics, chemistry, and envir...

Questions: 15 | Attempts: 387817 | Last updated: Feb 28, 2025

Sample Question
Which part of a plant is responsible for absorbing water and minerals from the soil?

Leaves

Stem

Roots

Flowers

Characteristics Of Life Quiz

Challenge your understanding of biology with our Characteristics Of Life Quiz and put your knowledge to the test. This quiz is designed to help you grasp the fundamental aspects of...

Questions: 10 | Attempts: 15764 | Last updated: Jan 26, 2025

Sample Question
What process best demonstrates an organism's ability to grow?

Photosynthesis

Reproduction

Digestion

Respiration

Anatomical Terminology Quiz: How Well Do You Know?

Are you ready to dive into the world of anatomical terminology? Put your knowledge to the test with our comprehensive Anatomical Position Quiz. This quiz is carefully crafted to ev...

Questions: 19 | Attempts: 141574 | Last updated: Jan 13, 2025

Sample Question
Which answer describes the "Anatomical Position"?

Standing erect, facing the observer, arms at the side, and palms facing to your side

Standing erect, facing the observer, arms at the side, and palms facing forward

Standing erect, facing the observer, arms at the side, and palms facing back

Standing erect, facing the observer, arms at the side, and palms facing outward

Earth And Space Science Quizzes

Geology Meteorology Oceanography Environmental Geoscience Paleontology Climate Science Hydrology Natural Disasters Earth Systems And Cycles Soil Science

OWC Earth Day Quiz

This is a quiz to test the knowledge of Earth Day and environmentally-related issues.

Questions: 5 | Attempts: 278 | Last updated: Mar 21, 2022

Sample Question
What type of waste is NOT recyclable at One Washingtonian Center?

Plastic

Cardboard

Glass

Electronic Waste

Chapter 6 Test: The History of Life of Earth

Chapter 6 test over the history of life on earth. Sections 6.1, 6.2, 6.3 out of 7th grade Life Science textbook.

Questions: 10 | Attempts: 3178 | Last updated: May 20, 2024

Sample Question
According to the fossil record, the first multicellular organisms were

Seaweeds

Jellyfish

Bacteria

Insects

A Short Quiz On Layers Of Atmosphere Part II

This is a short quiz on the layers of the atmosphere. The earth’s atmosphere is made up of different layers that have their own distinct characteristics. Do you think you und...

Questions: 5 | Attempts: 6923 | Last updated: Mar 21, 2022

Sample Question
What is the first layer of the Earths Atmosphere?

Disney Land

The Exosphere

The Mesosphere

The Troposphere

Minerals Quiz

Minerals are naturally occurring substances, with a definite chemical composition and ordered internal structure that is found beneath the earth’s surface. Below is an 8th-gr...

Questions: 17 | Attempts: 8299 | Last updated: May 24, 2023

Sample Question
On Moh's hardness scale, whichof the following minerals is harder than quartz?

Talc

Apatite

Gypsum

Diamond

Oceanography Quiz for Beginners

Oceanography is the study of physical and biological aspects of the ocean. The following quiz is a general test that explores the subject to give you an idea about the scope of oce...

Questions: 14 | Attempts: 1262 | Last updated: Mar 21, 2023

Sample Question
Animals and plants living attached to the bottom are members of the

Phytoplankton

Zooplankton

Nekton

Benthos

Astronomy Quizzes

Observational Astronomy Solar System Stars And Stellar Evolution Galaxies Cosmology Exoplanets Astrobiology Astronomical Instruments Space Exploration And Missions Celestial Mechanics And Orbits

Pearson Science Year 7 Quiz!

The study of science, when you consider all of the incredible discoveries that have come out of it, is arguably the most fabulous journey humankind has ever embarked upon. It has a...

Questions: 10 | Attempts: 30296 | Last updated: May 05, 2025

Sample Question
Energy is...

Anything at moves.

The ability to do work.

Unable to be seen.

Able to be created

Space Trivia Facts and Questions! Quiz

Explore the wonders of the cosmos with the 'Space Trivia Facts and Questions! Quiz'. This engaging quiz covers key aspects of our galaxy, nearby planets, and the composition of cel...

Questions: 28 | Attempts: 8396 | Last updated: May 26, 2025

Sample Question
What is the Milky Way?

Our Galaxy

Earth

Venus

Stars

The Ultimate Astronomy Trivia Quiz

What do you know about astronomy? Could you pass this quiz? Astronomy is quite a fascinating subject. It is a natural science that studies celestial objects and phenomena. It uses ...

Questions: 15 | Attempts: 244 | Last updated: Mar 20, 2023

Sample Question
On average how many miles is Pluto away from the Sun?

27,000,000 Miles

1,782,000,000 Miles

3,666,000,000 Miles

14,000,000,000 Miles

Astronomy Knowledge Quiz! Trivia

Explore the cosmos with the Astronomy Knowledge Quiz! Trivia. Dive into questions about constellations, the Sun's size, meteoroids, black hole singularities, planet formation in th...

Questions: 15 | Attempts: 693 | Last updated: Mar 20, 2023

Sample Question
What famous constellation is also a chariot in China and a bear for Native Americans?

Sagittarius

The Big Dipper

The Big Bopper

The Seven Wise Men

9th Grade Earth Science

This is a quiz on the creation/ make- up of the sun. Please enjoy! Ms. Brittney

Questions: 5 | Attempts: 1465 | Last updated: Mar 21, 2023

Sample Question
The sun is..

The center of our solar system

At the end of our solar system

Not in our solar system

Popular Quizzes

Genes And Chromosomes Quiz

Want to explore the blueprint of life? Our Genes and Chromosomes Quiz is designed to test your understanding of the fundamental elements that define every living organism. Dive into the fascinating world of genetics and...

Questions: 10 | Attempts: 10811 | Last updated: Feb 11, 2025

Sample Question
What structure holds genes?

Protein

Chromosome

Lipid

Carbohydrate

Chemical Bonding (Ionic, Covalent Metallic) Quiz

Chemical Bonding (ionic, covalent metallic) quiz

Do you know about the chemical bond? Play this 'Chemical Bonding (ionic, covalent metallic) quiz' to review your knowledge regarding atoms and molecules. A chemical bond forms between two or more atoms, ions, and...

Questions: 20 | Attempts: 15966 | Last updated: Aug 29, 2024

Sample Question
When electrons cannot be gained or lost, they are

Transferred

Lost

Shared

All of these

Bacteria, Protists And Fungi Quiz

Bacteria, Protists and Fungi Quiz

A short quiz over Ch 7.1 about fungi, protists, and bacteria.

Questions: 8 | Attempts: 5324 | Last updated: Mar 22, 2023

Sample Question
Check all that apply to the Bacteria Kingdom. (3 answers)

Single celled organism single celled organism

Multi-cellular organism

Complex cell structures

Grow fast

Reproduce through spores

Share characteristics with animals, plants, or fungi

Organic Chemistry 2 Alkanes And Alkenes

Organic chemistry 2 Alkanes and Alkenes

Explore the reactions and properties of alkanes and alkenes in this focused quiz. Key topics include halogenation, polymerization, and reactivity, essential for students and professionals in chemistry.

Questions: 10 | Attempts: 756 | Last updated: Mar 21, 2023

Sample Question
Halogens and alkanes produce what

Halogenalkanes

Free radicals

Homolytic fission

A Quick Quiz On Comets, Asteroids, And Meteoroids!

A Quick Quiz on Comets, Asteroids, and Meteoroids!

Welcome to a short quiz consisting of 10 basic questions about comets, asteroids, and meteoroids. Space is strange and interesting at the same time, a lot of is always going on out there. One example very close to our mother...

Questions: 10 | Attempts: 4294 | Last updated: Feb 2, 2024

Sample Question
What are the three parts of a comet?

The head, body, and tail

The nucleus, coma, and tail

The nucleus, protons, and electrons

Atmosphere & Weather Factors Practice Test

This is a practice for your test on Friday. This will give you an idea about how much you need to study.

Questions: 15 | Attempts: 1543 | Last updated: Jul 19, 2024

Sample Question
Earth's atmosphere is mainly heated by what type of electromagnetic wave?

Gamma Radiation

Ultraviolet Radiation

Infrared Radiation

Visible Light

Heat And Temperature Quiz With Answer

Do you think you know enough about heat and temperature? If you think you know it well, take this quiz to check your knowledge. We have got this heat and temperature quiz with answers for your practice as well as enhancing your...

Questions: 15 | Attempts: 10459 | Last updated: Jan 10, 2024

Sample Question
Internal energy is

The amount of heat required to change the temperature of something 1 degree C

The energy transferred between objects because of a temperature difference

The total of all energies in a substance

None of the above

Endothermic And Exothermic Chemical Reactions! Trivia Quiz

Endothermic and Exothermic Chemical Reactions! Trivia Quiz

Endothermic and Exothermic are chemical reactions that absorb and release heat. An example of an endothermic reaction is photosynthesis. An exemplar of an exothermic reaction is combustion. Specifically, exothermic reactions...

Questions: 10 | Attempts: 6305 | Last updated: Jun 5, 2024

Sample Question
C6H12O6 + 6O2 à 6CO2 + 6H2O ∆H = -2803 kJ

Exothermic

Endothermic

A Quiz On The Fundamentals Of Thermodynamics

A Quiz on the Fundamentals of Thermodynamics

Explore the essentials of thermodynamics through this engaging quiz. Test your knowledge on heat transfer, particle motion, temperature scales, and energy conservation. Ideal for learners seeking to understand basic thermodynamic...

Questions: 56 | Attempts: 7907 | Last updated: Sep 4, 2024

Sample Question
Which of the below is not a type of heat transfer?

Conduction

Radiation

Expansion

Convection

Physics Involved With Astronomy Quiz

physics involved with astronomy Quiz

If you want to learn about astronomy science, then you should take this quiz it will helpful for you!

Questions: 49 | Attempts: 724 | Last updated: Mar 20, 2023

Sample Question
If we use 1 millimeter to represent 1 light-year, how large in diameter is the Milky Way Galaxy?

1 million millimeters

1 kilometer

100 kilometers

100 millimeters

100 meters