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Cambridge English: CAE (C1 Advanced) - Physics & States of Matter

Learn advanced CAE vocabulary for physics and states of matter, including force, energy, motion, solids, liquids, gases, and physical properties.

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Cambridge English: CAE (C1 Advanced)
atomic
atomic
[Adjective]

related to atoms, the smallest units of matter, including their structure, properties, and interactions

Ex: The atomic structure of an element includes its nucleus, composed of protons and neutrons, surrounded by electrons. 
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bond
bond
[noun]

a link that holds atoms or ions together in any molecule or crystal

Ex: The covalent bond between the hydrogen and oxygen atoms forms a water molecule. 
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charge
charge
[noun]

the physical property in matter that causes it to experience a force in an electromagnetic field

Ex: Electric charge is a fundamental property of matter that can be positive or negative. 
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density
density
[noun]

(physics) the mass of a substance or object per unit of volume

Ex: Lead has a much higher density than aluminum. 
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gravity
gravity
[noun]

the force by which objects with mass attract one another, especially the force that draws objects toward the Earth

Ex: Gravity pulls objects toward the Earth. 
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property
property
[noun]

a feature or quality of something

Ex: The most desirable property of the new smartphone is its long-lasting battery life. 
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acid
acid
[noun]

a water-soluble chemical substance that contains Hydrogen and has a sour taste or corrosive feature with a PH less than 7

Ex: The lemon juice contains citric acid, which gives it a sour taste and a pH of around 2. 
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conductor
conductor
[noun]

a substance that permits electricity to pass through or along it

Ex: Copper is widely used as a conductor in electrical wiring because of its excellent conductivity. 
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crystal
crystal
[noun]

a solid whose atoms, ions, or molecules are arranged in a regular repeating structure

Ex: Salt forms small crystals as the water evaporates. 
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composition

the parts or elements that something consists of and the way they are combined

Ex: Scientists analyzed the chemical composition of the water. 
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ray
ray
[noun]

a narrow beam of light or other radiant energy

Ex: A ray of sunlight entered through a gap in the curtains. 
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magnet
magnet
[noun]

an object that produces an invisible field capable of attracting certain metals without physical contact

Ex: At school we played with magnets and saw how they push and pull metal pieces on a sheet. 
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thermal
thermal
[Adjective]

(physics) relating to or produced by heat

Ex: The thermal energy from the sun warms the surface of the earth. 
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vacuum
vacuum
[noun]

a space that is utterly empty of all matter

Ex: In physics, a vacuum is defined as a space devoid of any matter particles, including atoms and molecules. 
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gassy
gassy
[Adjective]

having the form or characteristics of gas

Ex: The volcano released a gassy cloud that drifted across the valley. 
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molecule
molecule
[noun]

the smallest unit of a substance that can exist independently while retaining its chemical properties

Ex: A water molecule contains two hydrogen atoms and one oxygen atom. 
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radiation
radiation
[noun]

energy emitted or transmitted through space or matter in the form of waves or particles

Ex: The detector measures radiation from distant stars. 
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