1. Describing Matter Slide Quiz over pages 11-14 Physical Properties

2. 1.Which of the following is a physical property? A.volume B.color C.odor D.mass E.all of the above 2.__________ is the physical form in which a substance exists, such as a solid, liquid, or gas A.density B.solubility C.Ductility D.State E.Malleability

3. 3.To find an object’s density, you must know its _________ A.mass B.volume C.both mass and volume D.neither its mass or volume 4.Give three physical properties about yourself.

4. 5. Of the six physical properties listed above, which is the most useful for identifying substances? Explain why!

5. 6.Take a look at the two boxes below. Each box has the same volume. If each ball has the same mass, which box would weigh more? Why? Box ABox B

6. 7.What would be the relative density of an object that floats in mercury but sinks in water? 8.Why does a helium balloon float in oxygen?

7. 9.Using the chart above, which solid would sink the fastest when placed in water? Explain why! 10. Which pennies have more copper---pennies minted before 1982 which have a density of 8.85 g/cm 3, or pennies minted after 1982 which have a density of 7.14 g/cm 3. Explain your answer.

8. 11. What is the equation for density? 12.What is the density of a block of pine wood with a mass of 120 grams and a volume of 300 cm 3 ? 13.Would this block float or sink? Why??