Matter

Science

atom

the smallest particle of an element

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buoyancy

the upward force fluids exert, it keeps objects afloat

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change of state

a physical change of matter between solid, liquid, and gas

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chemical change

a change that produces a new substance

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chemical reaction

the process where substances change into different substances through the breaking of chemical bonds

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compound

the substance made when atoms from two or more elements combine chemically

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density

an object’s mass per unit volume

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element

a substance made of one type of atom that cannot be broken down chemically

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gas

a state of matter that has no fixed shape or volume

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liquid

a state of matter that has definite volume but no definite shape

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mass

the amount of matter in an object

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matter

anything that has volume and mass

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metric system

a measurement system based on units of 10, like meter or liter

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mixture

a combination of substances that keep their individual properties

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physical change

a change in size, shape, or state but not in identity

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solid

the state of matter with definite shape and volume

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solubility

a measure of how much solute will dissolve in a solvent

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solution

a mixture of evenly distributed substances

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temperature

how hot or cold something is, it is determined by the kinetic energy of its particles

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volume

the amount of space an object takes up

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weight

measure of the force of gravity on an object

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