update: stuff that is (most likely) on the test

colloid

A mixture containing small, undissolved particles that do not settle.

suspension

A mixture in which particles can be seen and easily separated by settling or filtration

homogen

A mixture in which substances are evenly distributed throughout the mixture, homogeneous mixtures appear uniform throughout.

heterogeneous mixture

A mixture that is not uniform in composition; components are not evenly distributed throughout the mixture

heterogeneous mixture

A mixture that is not uniform in composition; components are not evenly distributed throughout the mixture. Heterogeneous mixtures have visually distinguishable components

element

A pure substance made of only one kind of atom

substance

A single kind of matter that is pure and has a specific set of properties.

compound

A substance made up of atoms of two or more different elements joined by chemical bonds

mixture

A combination of two or more substances that have not combined chemically and that can be separated by physical means.

physic

A change in a substance's physical properties is usually reversible.

chemical change

A change that occurs when one or more substances change into entirely new substances with different properties.

chemical property

A characteristic of matter that can be observed when one type of matter changes into a different type of matter.

physical property

A characteristic of matter that you can observe or measure without changing the identity of the matter.

kinetic theory

an explanation of how particles in matter behave: all matter consists of tiny particles that are in constant motion

kinetic

energy of motion

types of matter (memorize chart)

write down and memorize this