Phase Changes There are six main state changes They are all physical changes! The identity of the substance stays the same!
States of Matter Chapter 2 States of Matter. Anything that takes up space and has mass is matter. 2-1 Matter All matter is made up of tiny particles such.
3.1 Solids, Liquids, and Gases Describing the States of Matter Based their shapes and volumes, Materials can be classified as: 1.Solids 2.Liquids 3.Gases.
