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A2 Level Wordlist - Science and the Natural World

Here you will learn some English words about science and the natural world, such as "atom", "chemical", and "organism", prepared for A2 learners.

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CEFR A2 Vocabulary
atom
atom
[noun]

(science) the smallest part of a chemical element that is found in the nature

Ex: The atom is composed of a nucleus containing protons and neutrons, surrounded by electrons. 
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organism
organism
[noun]

a living thing such as a plant, animal, etc., especially a very small one that lives on its own

Ex: The pond ecosystem is home to a variety of organisms, including fish, algae, and bacteria. 
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chemical
chemical
[Adjective]

made by a process that involves chemistry

Ex: Many household cleaning products contain chemical ingredients for effective sanitation. 
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gas
gas
[noun]

the state of a substance that is neither solid nor liquid

Ex: The gas in the balloon expanded as it was heated by the sun. 
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liquid
liquid
[noun]

the state of a substance that is without shape and can flow easily

Ex: The chemist poured the liquid into a beaker for analysis. 
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solid
solid
[noun]

a substance that is firm and has a certain shape, not like gas or liquid

Ex: Ice is a solid that maintains its shape until it melts. 
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material
material
[noun]

a substance from which things can be made

Ex: Steel is a strong and durable material commonly used in the manufacturing of buildings, vehicles, and machinery. 
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substance
substance
[noun]

a particular kind of matter in gas, solid, or liquid form

Ex: The chemist carefully poured the substance into the beaker, observing how it reacted with the other chemicals. 
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electric
electric
[Adjective]

relating to, produced by, or using electricity

Ex: The electric lights in the room flickered as the storm outside intensified. 
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real
real
[Adjective]

having actual existence and not imaginary

Ex: The real world is often different from dreams and fantasies. 
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systematic
systematic
[Adjective]

done according to a planned and orderly system

Ex: The systematic approach to problem-solving involved following a clear step-by-step procedure. 
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metal
metal
[noun]

a usually solid and hard substance that heat and electricity can move through, such as gold, iron, etc.

Ex: Iron is a commonly used metal in construction and manufacturing. 
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plastic
plastic
[noun]

a light substance produced in a chemical process that can be formed into different shapes when heated

Ex: Many household items, such as containers and toys, are made from plastic. 
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iron
iron
[noun]

a metallic chemical element with a silvery-gray appearance, widely used for making tools, steel, buildings, and various industrial products

Ex: Iron is commonly used in construction to make buildings and bridges. 
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gold
gold
[noun]

a valuable yellow-colored metal that is used for making jewelry

Ex: She wore a necklace adorned with a pendant made of gold. 
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silver
silver
[noun]

a shiny grayish-white metal of high value that heat and electricity can move through it and is used in jewelry making, electronics, etc.

Ex: She wore a necklace adorned with a pendant made of silver. 
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carbon
carbon
[noun]

a nonmetal element that can be found in all organic compounds and living things

Ex: Graphite, used in pencils, is another allotrope of carbon. 
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oxygen
oxygen
[noun]

a chemical element in gas form with no color that living things need for breathing

Ex: Trees release oxygen into the atmosphere as a byproduct of photosynthesis. 
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stone
stone
[noun]

a hard material, usually made of minerals, and often used for building things

Ex: The old castle was built entirely of stone, giving it a sturdy and imposing appearance. 
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to research

to study a subject carefully and systematically to discover new facts or information about it

Ex: Before buying a new laptop, I researched different brands and models. 
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method
method
[noun]

a specific way or process of doing something, particularly an established or systematic one

Ex: The scientific method involves systematic observation, measurement, and experimentation. 
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example
example
[noun]

a sample, showing what the rest of the data is typically like

Ex: This participant serves as an example of the elderly demographic. 
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to invent
to invent
[Verb]

to make or design something that did not exist before

Ex: Thomas Edison invented the electric light bulb, revolutionizing illumination. 
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inventor
inventor
[noun]

someone who makes or designs something that did not exist before

Ex: Thomas Edison is renowned as an inventor for creating the electric light bulb. 
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to discover

to be the first person who finds something or someplace that others did not know about

Ex: By the time we got there, they had already discovered the ancient ruins. 
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discovery
discovery
[noun]

the act of finding something for the first time and before others

Ex: The discovery of penicillin revolutionized medicine by introducing the first antibiotic. 
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tool
tool
[noun]

something such as a hammer, saw, etc. that is held in the hand and used for a specific job

Ex: The carpenter used a hammer as his primary tool for driving nails. 
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fact
fact
[noun]

something that is known to be true or real, especially when it can be proved

Ex: It is a fact that the Earth revolves around the sun. 
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reason
reason
[noun]

something that explains an action or event

Ex: She provided a valid reason for being late to the meeting. 
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technology

the application of scientific knowledge for practical purposes, especially in industry

Ex: The technology used in modern smartphones has advanced rapidly. 
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data
data
[noun]

information or facts collected to be used for various purposes

Ex: The scientist analyzed the data collected from the experiment. 
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focus
focus
[noun]

the act of directing your attention and energy toward a particular thing or task

Ex: She needed to maintain her focus during the exam to ensure she answered all the questions accurately. 
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engine
engine
[noun]

the part of a vehicle that uses a particular fuel to make the vehicle move

Ex: The mechanic repaired the engine of the car, which had been making strange noises. 
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sound
sound
[noun]

anything that we can hear

Ex: The sound of birds chirping greeted us as we entered the park. 
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laboratory

a place where people do scientific experiments, manufacture drugs, etc.

Ex: The chemistry students conducted experiments in the laboratory to study chemical reactions. 
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result
result
[noun]

something that is caused by something else

Ex: The medication had the desired result of reducing the patient's symptoms. 
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