Name:___________________________Date:____________Period:_____ States of Matter Test: Study Guide Test Information: 20 questions- 18 multiple choice (1 pt. ea.), 2 short answer (3 pts. ea.). 48 points total. Study Tips: study your journal from your post-it (notes, foldables, output). Have someone quiz you from your study guide. Notes to Study: List 3 properties of a solid. 1. Particles are locked in place, vibrate. 2. __________________________________. 3. __________________________________. List 3 properties of a liquid. 1. Particles touch, slide past each other. 2. __________________________________. 3. __________________________________. List 3 properties of a gas. 1. Particles spread out, move fast, collide. 2. ____________________________________. 3. ____________________________________. Is this a solid, liquid, or a gas? This is a _________________________. The lines represent where the particles __________________. What are 2 properties of crystals? 1. 3-D repeating pattern of particles. 2. ____________________. List 3 examples of crystals? _____________________________________ _____________________________________ What are 2 properties of long-chain polymers? 1. Long-chains of particles. 2. __________________________________. List 3 examples of long-chain polymers. ______________________________________ ______________________________________ s = solid l = liquid g = gas What happens during melting. Heat is absorbed making particles slide around. _____________ What happens during freezing. Heat exits making particles lock in position/vibrate _____________ What happens during vaporization. Heat enters particles separate and move fast. _____________ What happens during condensation. Heat exits, particles come together and touch. _____________ What happens during sublimation. Heat is absorbed, particles separate without without melting first. ______________ What happens during deposition. Heat exits, particles lock into place without becoming liquid first. ______________ What does endothermic mean? __________________________________ What are the 3 endothermic phase changes? __________________________________ __________________________________ What does exothermic mean? __________________________________ What are the 3 exothermic phase changes? __________________________________ __________________________________ When a phase change happens, does the identity of the particles change? __________________________________ __________________________________ Do any substances have the same melting or boiling points? __________________________________ __________________________________ Practice Problems 1. How do the particles in a gas move? a. They do not move at all b. They vibrate in place c. They are close together but can slide past one another d. They are independent of one another and move freely in all directions. 2. How do particles in a solid move? a. They do not move at all b. They vibrate in place c. They are close together but can slide past one another d. They are independent of one another and move freely in all directions. 3. How do the particles in a liquid move? a. They do not move at all b. They vibrate in place c. They are close together but can slide past one another d. They are independent of one another and move freely in all directions. 4. Based on how much energy there is in the particles, order the states of matter from the most energy to the least energy. a. Solid, liquid, gas b. Gas, liquid, solid c. Solid, gas, liquid d. Gas, solid, liquid 5. Making a popsicle is an _________________ change called _________________. a. Endothermic, freezing b. Endothermic, melting c. Exothermic, freezing d. Exothermic, melting 6. Dry ice (frozen carbon dioxide) turns to steam (gas). This is an _______________ change called _____________________. a. Endothermic, evaporation b. Endothermic, sublimation c. Exothermic, evaporation d. Exothermic, sublimation 7. When you pour liquid gold into a mold and let it harden to make jewelry, the hardening is an __________________ process called _____________________ a. Endothermic, melting b. Endothermic, freezing c. Exothermic, melting d. Exothermic, freezing 8. Overnight, some dew formed on a spider web (gas to liquid). This was an _______________ process called __________________. a. Endothermic, condensation b. Exothermic, condensation c. Endothermic, vaporization d. Exothermic, vaporization 9. Which is true about gases? a. They have a definite shape and volume b. They have a definite shape but not a definite volume c. They have no fixed shape but have a fixed volume d. They have no fixed shape or volume. 10. Which is true about solids? a. They have a definite shape and volume b. They have a definite shape but not a definite volume c. They have no fixed shape but have a fixed volume d. They have no fixed shape or volume. 11. If you want to change a substance to a different state of matter you must: a. Add or remove energy b. Change the volume of the substance c. Add or take away mass d. Change the size of the particles 12. When you freeze a substance, the liquid has _______________ the solid. a. different particles compared to b. the same type of particles as the c. a smaller mass than 13. Ice and water are made of _____________ type of particles. a. the same b. different 14. In order for a substance to change from a gas to a liquid, the substance must: a. lose energy b. gain energy 15. When ice melts it ___________ energy. When water condenses it ___________ energy. a. absorbs, releases b. releases, absorbs 16. Which of the following are crystals? a. Salt c. Gemstones (rubies, diamonds, etc.) b. Sugar d. All of the above 17. Which of the following are long-chain polymers? a. Rubber c. snowflakes b. Quartz d. None of the above 18. Circle the picture below that shows particles in a solid? 19. Every substance has a different melting point. a. True b. False 20. A kind of matter that keeps its shape and volume is a a. Solid b. Liquid c. Gas 21. A liquid has: a. A rigid shape b. A fixed volume c. Neither a rigid shape nor a fixed volume 22. What are the two types of vaporization? a. Melting and freezing b. Boiling and evaporation c. Condensation and melting 23. Making ice cubes from liquid water is an example of : a. Condensation b. Freezing c. Vaporization 24. When the particles of a gas lose thermal energy, they move: a. Faster b. Slower c. At the same speed. 25. Which is an example of vaporization? a. Drops of dew on grass b. Ice cream cone dripping c. Puddle drying up 26. The particles of a solid are closely packed together. a. True b. False 27. Air is an example of a liquid a. True b. False 28. Condensation takes place when the particles of a gas lose enough thermal energy to form a liquid. a. True b. False 29. When the temperature increases, the gas particles start to move slower. a. True b. False 30. Melting is an endothermic process. a. True b. False
