Conduct heat and electricity well and are malleable. About 75% of the elements are metal

Does NOT conduct heat or electricity, is NOT malleable. Make up about 25% of elements

A table arranged by atomic number used to organize and classify elements

A substance made of atoms of two or more elements that are chemically combined (ex. water)

Matter with a definite shape and definite volume

Matter with a definite volume but no definite shape, it will take the shape of its container

Matter with no definite volume and no definite shape. It will expand to fill the available space

Temperature at which a substance changes from a solid to a liquid (for example, ice changing to water)

Temperature at which a substance changes from a liquid to a gas (water to steam)

Temperature at which a liquid turns into a solid (water into ice)

The ability of a substance to change from a solid directly to a gas (ex. Dry ice)

A state of matter made up of charged atoms, uncharged atoms, and free electrons (ex. lightning and stars)

What is everything made up of?

The Periodic Table is arranged by atomic numbers. The atomic number tells how many ____ are in an atom.