1. UNIT 2 TEST: Substances SCIENCE 2 UNIT TEST

2. Direction: Write the exact word/s for your answer. 1. Anything that has mass and occupies space. 2. A pure substance matter. 3. What is the chemical symbol for gold? 4. What mixture that has a cloudy substance? 5. A state of matter that has volume, but no definite shape. 6. What state of matter that can move freely, and collide each other at high speeds? 7. A change of state from gas to solid. 8. What change of state where water turns into ice when left in freezer? 9. A classification of element that has both properties of metal and non-metals. 10. It is the ability for a material to be flattened into a thin sheet. SIMPLE RECALL

3. Direction: Write the word True if the statement is true and write the word False if the statement is false. 11. Sulfur is a good heat conductor. 12. Solid state has a low kinetic energy of particles. 13. Heat is removed when liquid turns into gas. 14. Heat is added when liquid turns into solid. 15. Pizza is a good example for mixture. 16. Water vapor is a form of liquid. 17. Mercury is a metal that is liquid at room temperature. 18. Examples of metalloids are silicon, germanium, and arsenic. 19. The boiling water temperature will go up when heat is added. 20. Light, sound, and heat are types of matter too! TRUE OR FALSE

4. SIMPLE RECALL Direction: Write the exact word/s for your answer. Matter 1. Anything that has mass and occupies space. Element 2. A pure substance matter. Au 3. What is the chemical symbol for gold? Colloid 4. What mixture that has a cloudy substance? Liquid 5. A state of matter that has volume, but no definite shape. Gas 6. What state of matter that can move freely, and collide each other at high speeds? Deposition 7. A change of state from gas to solid. Solidification, Freezing 8. What change of state where water turns into ice when left in freezer? Metalloid 9. A classification of element that has both properties of metal and non-metals. Malleability 10. It is the ability for a material to be flattened into a thin sheet.

5. TRUE OR FALSE Direction: Write the word True if the statement is true and write the word False if the statement is false. False 11. Sulfur is a good heat conductor. True 12. Solid state has a low kinetic energy of particles. False 13. Heat is removed when liquid turns into gas. False 14. Heat is added when liquid turns into solid. True 15. Pizza is a good example for mixture. False 16. Water vapor is a form of liquid. True 17. Mercury is a metal that is liquid at room temperature. True 18. Examples of metalloids are silicon, germanium, and arsenic. False 19. The boiling water temperature goes up when heat is added. False 20. Light, sound, and heat are types of matter too!