2. Show us what you know!

3. True/FalseParticlesDefinition 100 200 300 100 200 300 100 200 300 100 200 300 400 Double Jeopardy Final Jeopardy Shorthand

4. 1.1 False, homogeneous When sugar is dissolved in water it makes a heterogeneous mixture I know the answer!

5. 1.2 True When rain drops condense from the vapor in clouds it is a physical change

6. 1.3 False, some are from Latin names A chemical symbol always starts with the first letter of the element’s name

7. 1.4 False, chemical change Two substances mixed together forming flecks of solid is simply a phase change I know the answer!

8. 2.1 sjsjsjklfljdlkjljsdlkjids Draw an illustration of the shorthand: H 2 O I know the answer! O H H O H H

9. 2.2 2 hydrogen, 1 sulfur, 4 oxygen Name each element that makes up H 2 SO 4 and tell how many atoms of each I know the answer!

10. 2.3 c.They spread apart When copper sulfate is dissolved in water A. copper sulfate molecules disappear B. a new substance is formed C. copper sulfate molecules spread apart D. it won’t dissolve I know the answer!

11. 2.4 They break apart and/or recombine What happens to the particles in a chemical change? I know the answer!

12. 3.1 Particles in a mixture are not all the same In a(n) ________, the fracture is caused by horizontal shear and movement is mainly horizontal.

13. 3.2 they are all molecules that are exactly alike What is true of the particles in a compound? I know the answer!

14. 3.3 Particles in a mixture are not all the same On a particle basis, explain why a mixture is not a pure substance I know the answer!

15. 3.4 2 atoms of oxygen chemically bonded to 1 carbon atom What exactly does the subscript 2 mean in the formula CO 2 ? I know the answer!

16. 4.1 heterogeneous What type of mixture is trail mix?

17. 4.2 matter is neither created nor destroyed in a physical or chemial change What does the Law of Conservation of matter state?

18. 4.3 smallest particle of an element that still has its properties Define atom

19. 4.4 a pure substance made of more than one element Define compound

20. Define mass and explain what happens to the mass during a chemical or physical change Amount of matter in an object – stays same