Properties of Matter

a different phase (solid, liquid, gas, or plasma) in which matter can exist without the chemical makeup of matter changing.

• melting point

• temperature

• state of matter

• solid

process in which a solid changes to a liquid.

• melting point

• boiling point

• color

• physical properties

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

• substances

• physical properties

• melting point

• boiling point

process in which a liquid changes to a solid.

• freezing

• physical change

• odor

property of matter that can be measured or observed only when matter undergoes a chemical change.

• color

• chemical properties

• metals

• physical properties

ability of matter to combine chemically with other substances.

• reactivity

• gases

• mountains

• elements

ability of matter to burn.

• substance

• corrosion

• flammability

• potassium

mixture of hydrocarbons that formed over millions of years from the remains of dead organisms (petroleum, natural gas, or coal).

• table salt

• iron

• color

• fossil fuels

nonmetal in group 18 of the periodic table that has eight valence electrons (or two in the case of helium) and is unreactive

• turtles

• noble gases

• fossil fuels

• coal

a pure substance; it can not be seperated into any other substance

• nitrogen

• element

• fuel

• water