Liquid Gas Gas Liquid. Solid Gas Gas Solid. A phase change is the reversible physical change that takes place when a substance changes from one state of matter to another. d a e f c b The temperature of a substance remains constant during a phase change.2:5 States of Matter . Review Sheet . What is Matter? 1. Anything you can feel, taste, touch and smell is made up of matter. 2. Matter is anything that has mass and takes up space. 3. Mass is a measure of the amount of matter. 4. Volume is the measure of the amount of space occupied by matter. 5. CHAPTER 10 REVIEW States of Matter SECTION 3 SHORT ANSWER Answer the following questions in the space provided. 1. Match description on the right to the correct crystal type on the left. b ionic crystal (a) has mobile electrons in the crystal c covalent molecular crystal (b) is hard, brittle, and nonconducting thermal expansion h. state of matter with definite shape and 11. matter definite volume 12. liquid 13. gas i. water in solid state j. explains the buoyant force on an object submerged in fluid 14. ice k. good heat conductors 20 Heat and States of MatterTell them they represent water molecules transitioning through different states of matter. Explain that when you call out a state of matter, you want them to move like the molecules at that state. Step 3: Call out a state of matter, such as "SOLID." Students should walk very slowly around the room.