Vocabulário Avançado para o TOEFL - Física e Química
Aqui você aprenderá algumas palavras em inglês sobre física e química, como "vácuo", "álcali", "íon", etc., que são necessárias para o exame TOEFL.
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a space that is utterly empty of all matter

vácuo, vazio
(chemistry) to merge or be merged by a chemical bond

ligar, unir
the different elements that form something or the arrangement of these elements

composição, constituição
to heat a liquid and turn it into gas then cool it and make it liquid again in order to purify it

destilar, purificar por destilação
to press two things together or be pressed together to become smaller

comprimir, apertar
(physics) an invisible substance that makes up most of the universe's mass, detectable only through its gravitational effects

matéria escura, matéria negra
(physics) matter consisting of elementary particles that are the antiparticles of those of regular matter

antimatéria, matéria antimatéria
(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself

catalisador, ativador
to increase the velocity of something

acelerar, aumentar a velocidade de
any substance with a pH of more than seven that neutralizes acids creating salt and water

álcali, base
a liquid that is capable of dissolving another substance

solvente, dissolvente
a gas with a strong smell that dissolves in water to give a strongly alkaline solution

amônia, azano
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

carvão vegetal, carvão
having an electric charge

carregado, eletrizado
a substance that permits electricity to pass through or along it

condutor, condutora
a substance of small size and equal sides, formed naturally when turns to solid

cristal, cristais
a particle with a net electric charge due to loss or gain of one or more electrons

íon, partícula carregada
referring to the combined interaction of electric and magnetic fields, often associated with waves or radiation

eletromagnético, relativo aos campos eletromagnéticos
the process or action of splitting a nucleus into two or more parts resulting in the release of a significant amount of energy

fissão nuclear, cisão nuclear
(physics) the reaction in which two nuclei join together and produce energy

fusão nuclear
to become gas or vapor from liquid

evaporar, vaporizar
a light silver-gray metal used primarily for making cooking equipment and aircraft parts

alumínio, alumínio
a combination of two or more metals, creating a metal that is usually stronger or more resistant

liga
a metallic chemical element that has a red-brown color, primarily used as a conductor in wiring

cobre, metal vermelho
(physics) possessing the attribute of attracting metal objects such as iron or steel

magnético, imantado
the resistance that two surfaces moving on each other encounter

fricção, resistência
the gradual destruction of materials by chemical reaction, usually of metals

corrosão
(physics) the property of matter that gives it weight in a gravitational field and is a measure of its inertia

massa, quantidade de matéria
(physics) the degree to which a substance is compacted, measured by dividing its mass by its volume

densidade, massa volúmica
the speed at which something moves in a specific direction

velocidade, rapidez
a heavy soft metal, used in making bullets, in plumbing and roofing, especially in the past

chumbo, metal pesado
a soft, black, and highly conductive material made up of carbon atoms that is commonly used in pencils and as a lubricant

grafite, chumbo preto
a heavy silver-colored and poisonous metal that has a liquid state in the ordinary temperature

mercúrio, prata viva
a chemical element and a silver-white metal used in making alloys

níquel, o níquel
a gas with nearly no electrical charge that exists in the sun and other stars

plasma, gás ionizado
containing or relating to a dangerous form of energy produced by nuclear reactions

radioativo, radio-activo
related to heat or temperature, including how heat moves, how materials expand with temperature changes, and the energy stored in heat

térmico, calórico
remaining still, with no change in position

estático, imóvel
produced artificially, typically based on its natural version

sintético, artificial
Vocabulário Avançado para o TOEFL |
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