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Advanced Words Needed for TOEFL - Physics and Chemistry
Here you will learn some English words about physics and chemistry, such as "vacuum", "alkali", "ion", etc. that are needed for the TOEFL exam.
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composition
[noun]
the different elements that form something or the arrangement of these elements
to distill
[verb]
to heat a liquid and turn it into gas then cool it and make it liquid again in order to purify it
dark matter
[noun]
(physics) material existing in space that reflects no light, based on some theories
catalyst
[noun]
(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself
ammonia
[noun]
a gas with a strong smell that dissolves in water to give a strongly alkaline solution
charcoal
[noun]
a hard black substance consisting of an amorphous form of carbon which is made by slowly burning wood and is used as fuel or for drawing
crystal
[noun]
a substance of small size and equal sides, formed naturally when turns to solid
electromagnetic
[adjective]
referring to the combined interaction of electric and magnetic fields, often associated with waves or radiation
nuclear fission
[noun]
the process or action of splitting a nucleus into two or more parts resulting in the release of a significant amount of energy
nuclear fusion
[noun]
(physics) the reaction in which two nuclei join together and produce energy
copper
[noun]
a metallic chemical element that has a red-brown color, primarily used as a conductor in wiring
corrosion
[noun]
the gradual destruction of materials by chemical reaction, usually of metals
graphite
[noun]
a soft, black, and highly conductive material made up of carbon atoms that is commonly used in pencils and as a lubricant
mercury
[noun]
a heavy silver-colored and poisonous metal that has a liquid state in the ordinary temperature
radioactive
[adjective]
containing or relating to a dangerous form of energy produced by nuclear reactions
thermal
[adjective]
related to heat or temperature, including how heat moves, how materials expand with temperature changes, and the energy stored in heat
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