Can You Identify These Scientific Symbols?

By: Kennita Leon
Estimated Completion Time
2 min
Can You Identify These Scientific Symbols?
Image: shutterstock

About This Quiz

Before we get into the details of how this quiz is going to challenge you, allow us to tell you what it's about. If you haven't already guessed by the title of the quiz, which is why you're here, we're going to be quizzing you on scientific symbols. In the world of science, the word 'symbol' can mean so many different things, so much so that we've refused to stick to quizzing you about just one.

A scientific symbol can be anything from a picture you see that tells you about an object or an area, such as whether something is corrosive or extremely hot, to the abbreviation of an element in the periodic table. Symbols can be methods of measuring things like energy (joules) and heat (degrees Celsius) or letters of the Greek alphabet that are often used in science (and math and engineering). 

If you think you know enough of the elements of the periodic table (out of the 118 that exist), methods of scientific measurement, members of the Greek alphabet and warning signs and symbols, come try this quiz. It is the ultimate scientific symbol quiz on the internet and you definitely do not want to miss out. 

Hydrogen (H)
Zoo.com
Which element does this symbol represent?
Calcium
Boron
Hydrogen
This chemical element is represented by the letter "H" and is the lightest element on the periodic table. Hydrogen is the most common element in the universe which is characterized by its odorless, colorless, nonmetallic and non-toxic properties.
Helium
Watt
Zoo.com
What does this symbol mean?
Eta
Watt
The watt is defined as a unit of power used to quantify the rate of energy transfer. It was named after Scottish inventor James Watt and is used to measure the rate of energy transfer.
Kappa
Beryllium
ohms
Zoo.com
What scientific symbol is this?
Sulfur
Iota
Silicon
Ohm
According to the International System of Units, the ohm is an electrical resistance which quantifies the potential found between two points, when the current passing through the points measures one amp. It was named after German physicist, Georg Simon Ohm.

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Toxic
Hazard_T.svg: Unknown
Just checking: Scientifically speaking, does this mean "toxic"?
Yes, duh
Toxicity refers to the degree in which an organism is damaged by a chemical substance or a combination of substances. The symbol is typically depicted as a yellow and black triangle or a red and white diamond with a skull and crossbones in the center.
No, it means "science pirate"
Degree Celsius
Zoo.com
What does this symbolize?
Degrees Celsius
The degree Celsius is an SI derived unit named after Swedish astronaut Anders Celsius. It is a derived unit of measuring temperature where water boils at 100 °C and freezes at 0 °C. The celsius scale is used worldwide, with the exception of the United States, Liberia and Burma.
Lambda
Magnesium
Argon
Flammable
User:NielsF
Does this mean "flammable" or "toxic fumes"?
Flammable
Flammability refers to substances or materials which ignites easily and burns quickly with a flame. The international pictogram for flammability usually features a diamond with a red outline, black flame and line placed against a white background. That said, just about anything flammable means there *could* still be toxic fumes involved.
Toxic fumes

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High voltage
Email4mobile
Is this the symbol for high voltagee?
It is
Worldwide, the symbol for high voltage is represented by a lightning bolt laid against a triangle with a black outline. This symbol refers to items or equipment with a high enough electrical energy to cause harm to living organisms.
It isn't
High temperatures
cwszot
Can you identify this one?
Eta
High temperatures
The symbol for high temperature typically features a thermometer depicting the rise in temperature. This symbol is used to indicate that the heat emitted from an equipment or item may be dangerous to the user.
Iota
Beryllium
Kelvin
Zoo.com
True or false? This means "Kelvin".
True
Symbolized by the letter "K," Kelvin is a base unit of thermodynamic temperature in the International System of Units. The Kelvin scale, unlike the degree Celsius and degree Fahrenheit, is not written or referred to as a degree.
False

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Biohazard
wikimedia
Is this what the biohazard symbol looks like?
Yes
The symbol for this term is usually depicted by a yellow square with a black design. It was developed by the Dow Chemical Company in 1966. This usually refers to biological substances such as a virus, microorganism or toxin which poses a threat to living organisms.
No
Irritant
Irritant_3.gif: Varis
What scientific symbol is this?
Magnesium
Silicon
Argon
Irritant
The mole, represented by the symbol mol, is an SI base unit used to measure the amount of substance typically molecules, atoms, electrons, ions and other particles. According to the International System of Units, one mole consists of exactly 6.02214076×1023 chemical units.
Iron (Fe)
Zoo.com
Which element does this symbol represent?
Iron
Iron is a strong, hard metal which is characterized by its silver-grey coloration. It is the fourth-most abundant element in the Earth's crust and has been used since ancient times. On the periodic table, it is a metal in the first transition series and has atomic number of 26.
Xenon
Potassium
Chlorine

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Meter
Zoo.com
Does this mean "meter"?
Yes
In the International Systems of Units, the meter is a base unit of length which measures approximately 100 centimeters or 39.37 inches. Meter also serves as a suffix to which SI metric prefixes such as deka, hecto, deci, kilo, centi and milli, are commonly added.
No
Volt
Zoo.com
What does this symbolize?
Sigma
Volt
The volt is a derived unit which is used to measure electrical potential, voltage and electromotive force. A volt is described as the potential difference between two points of a conductor when the current flowing measures on amp and the power consumed is one watt.
Beryllium
Iota
Joule
Zoo.com
Does this mean joule or ampere?
Joule
The joule, a derived unit of energy, is defined as the amount of energy exerted to an object when a force of one newton is applied over the distance of one meter. The joule is represented by the symbol J, and was named in honor of English physicist James Prescott Joule.
Ampere

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Helium (He)
Zoo.com
What element is this?
Lithium
Hydrogen
Helium
Helium is an odorless, colorless, tasteless, non-toxic chemical element and the second lightest and second most common element found in the observable universe. In the periodic table, helium is the first in the noble gas group and has the atomic number 2.
Titanium
Kilogram Symbol
Zoo.com
Is this the symbol for kilogram?
It is
A kilogram is a base unit in the International System of Units which is used to measure mass and weight. The kilogram is equal to approximately 2.2046 avoirdupois pounds. It is the only SI unit to use an SI prefix (kilo) as part of its name.
It isn't
Ampere
Zoo.com
What is this symbol?
Tau
Ampere
The ampere, also known as amp, is defined by the International System of Units as a unit of electric current which is equal to a flow of one coulomb per second. The unit was named after French mathematician and physicist André-Marie Ampère.
Sigma
Chromium

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Explosion risk
SliderBank
True or false? This signifies a risk of explosion.
True
The explosion risk symbol is a hazard symbol which is frequently placed on flammable liquids, gases, dust or solids in order to reduce the risk of accidents. It is usually represented by a yellow and black triangle or a red and white diamond with a picture depicting an explosion.
False
Radiation
Liquid 2003 assumed (based on copyright claims).
What does this symbol mean?
Radiation
The symbol for radiation features a yellow triangle with a black outline and a black picture in the middle. It is used to warn and protect others against exposure to radioactivity.
Lambda
Magnesium
Chromium
Silver (Ag)
Zoo.com
Which element does this symbol represent?
Carbon
Argon
Silver
This chemical element is represented by the symbol Ag which was derived from the Latin word, Argentum. It is used to warn and protect others against exposure to radioactivity.
Sodium

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Hertz
Zoo.com
What scientific symbol is this?
Argon
Beryllium
Kappa
Hertz
This SI unit of frequency, which is defined as one cycle per second, was named after Heinrich Rudolf Hertz. The unit is used to measure the frequency of vibrations and sound waves.
Alpha
Zoo.com
Does this mean beta?
Yes
No
This symbol represents the letter alpha, which is used in maths, chemistry, and physics, generally uses the lower case rather than the upper case. Perhaps the most frequently used Greek letter, the alpha, in science, represents alpha radiation and electromagnetic interaction to name a few.
Corrosive
Torsten Henning
What does this symbolize?
Corrosive
This hazard symbol is used to represent concentrated solutions which may be acidic or alkalis. Corrosive substances are hazardous to living tissue and act by oxidizing or creating inflammation.
Iota
Silicon
Sigma

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Beta
Zoo.com
Does this mean epsilon or beta?
Epsilon
Beta
Beta is the second letter in the Greek alphabet. It is frequently used in a variety of subjects which include mathematics, science, finance, meteorology and statistics. Its value varies per subject.
Coulomb
Zoo.com
What is this symbol?
Eta
Coulomb
This SI unit of electrical charge is represented by the letter "C," and was named after French engineer and physicist Charles-Augustin de Coulomb. The basic unit of electric charge, one coulomb is equivalent to one ampere-second.
Sulfur
Tau
Mercury (Hg)
Zoo.com
What element is this?
Hydrogen
Helium
Mercury
Mercury, commonly known as quicksilver, is a heavy, silvery-white metal that is represented by the symbol Hg on the periodic table. Formerly named hydrargyrum, mercury is the only metallic element to exist in a liquid state at standard temperature and pressure.
Silver

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Gamma
Zoo.com
True or false? This means gamma.
True
Gamma is the third letter of the Greek alphabet which, like the alpha and beta, are used in maths, physics and chemistry. Formerly named hydrargyrum, mercury is the only metallic element to exist in a liquid state at standard temperature and pressure.
False
Pascal
Zoo.com
Is this the symbol for Pascal?
It is
A pascal is a unit of pressure in the International System of Units which is defined as one newton per square meter. Named after the French polymath Blaise Pascal, this unit is used worldwide and has replaced the pounds per square inch.
It isn't
Zeta
Zoo.com
What is this symbol?
Eta
Zeta
Zeta is the sixth letter of the Greek alphabet which has a numerical value of seven and is used in mathematics and science. Derived from the Phoenician letter zayin, the Zeta symbol represents several different values in Physics.
Lambda
Sulfur

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Oxygen (O)
Zoo.com
Which element does this symbol represent?
Uranium
Gallium
Oxygen
This chemical element is a member of the chalcogen group on the periodic table and the third most abundant element on Earth. A necessary element. Oxygen is used for combustion, rust and cellular respiration.
Tin
Lambda
Zoo.com
What does this symbol mean?
Lambda
Lambda is the 11th letter of the Greek alphabet as well as a metric unit of volume equal to 1 microliter or 1 cubic millimeter. In physics, the Padma symbol denotes wavelength. For the Greek is represented balance.
Magnesium
Tau
Chromium
Candela
Zoo.com
What scientific symbol is this?
Argon
Sigma
Beryllium
Candela
The candela is an SI base unit used to represent luminous intensity; a measurement used to express how much a light source illuminates. The candle was formerly used to represent luminous intensity.

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Epsilon
Zoo.com
What does this symbolize?
Epsilon
Epsilon is the fifth letter of the Greek alphabet, which is referred to as the Levi-Civita symbol in mathematics. Named after an Italian mathematician, the Levi-Civita symbol is also known as the permutation symbol and antisymmetric symbol.
Kappa
Sulfur
Silicon
Calcium (Ca)
Zoo.com
Does this represent calcium or carbon?
Calcium
Calcium is a chemical element that has a dull gray silvery appearance with a pale yellow tint. A popular element, Calcium is found abundantly in milk and is known for being the element of strength.
Carbon
Hot surface
Clarion Safety Systems
What is this symbol?
Eta
Lambda
Iota
Hot surface
The most frequent symbol for a hot surface is usually depicted by a yellow and black triangle with a pictogram indicating steam rising from the surface. It is used in laboratories and industrial areas where hot apparatus and machines are used frequently.

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Delta
Zoo.com
Is this the symbol for alpha?
Yes
No
This is the symbol forDelta, which is the fifth letter of the Greek alphabet. It is used in science and mathematics to denote a change in any changeable quantity. The symbol appears most often when dealing with speed and acceleration.
Potassium (K)
Zoo.com
What element is this?
Neon
Calcium
Potassium
Potassium, which is silvery gray is appearance, is a chemical element vital for the functioning of all living cells. The nineteenth atom in the periodic table, Potassium is an alkali metal. It is a key component of many fertilizers.
Krypton
You Got:
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