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23 Cards in this Set

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physical properties

a characteristic that can be measured or observed without changing the substance

solid

has a specific volume and shape and the particles are held tightly together

liquid

has a specific volume but not a specific shape

evaporation

a state change form liquid to gas

a state change form liquid to gas

gas

has no specific volume and shape and the particles are held tightly together

condensation

a state change from gas to liquid

a state change from gas to liquid

mass

the amount of matter in an object measured in grams

volume

the amount of space taken by an object (stays the same through physical state changes)

density

the amount of mass (or matter) compacted into a certain volume

bouyant

objects with low density that float in water

100℃

boiling point of water

0 ℃

melting/freezing point of water

conductor

any material that easily allows heat or electricity to move through it

insulator

any material that stops or slows the movement of electricity or heat

mixture

a combination of two or more substances

solution

a mixture of two or more substances that are evenly distributed

solubility

the ability/property of completely mixing together

solute

the substance to be dissolved (salt)

solvent

the substance doing the dissolving (water)

thermometer

instrument for measuring temperature

balance scale

instrument for measuring mass

filter

a tool used to separate smaller particles from larger particles, such as separating sand and water

magnet

attracts iron or steel and can be used to separate a mixture of sand and iron fillings