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Properties of Gases Review. How could you prove that air has mass? Weight an inflated basketball. Put a basketball in water. Find the difference between the weight of a deflated basketball vs. an inflated basketball Measure the change in circumference of a basketball.
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Properties of Gases Review • How could you prove that air has mass? • Weight an inflated basketball. • Put a basketball in water. • Find the difference between the weight of a deflated basketball vs. an inflated basketball • Measure the change in circumference of a basketball.
Properties of Gases Review 2. What is in between air particles? • Matter • More air particles • Nothing • electrons
Properties of Gases Review 3. Mass is measured in what units? • Grams • Milliliters • g/mL • centimeters
Properties of Gases Review 4. Volume is measured in: • Grams • Milliliters • g/mL • cenitmeters
Properties of Gases Review 5. Density is measured in: • Grams • Milliliters • g/mL • centimeters
Properties of Gases Review 6. What happens to air particles when you push them closer together? • The contract • They expand • They combust • They explode
Properties of Gases Review 7. What type of a system would you have if air particles couldn’t enter or leave a syringe? • Open system • Closed system
Properties of Gases Review 8. If you compress particles in a closed system, how will the amount of particles change inside? • They will increase in number • They will decrease in number • They will stay the same in number
Properties of Gases Review 9. If you expand the air particles in a closed system, what will happen to the kinetic energy inside the syringe? • It will increase • It will decrease • It will stay the same
Properties of Gases Review 10. When you compress particles together what happens to the likelihood that they will bump into another particle? • It will increase • It will decrease • The likelihood will not change
Properties of Gases Review 11. Which phase of matter will you find the highest density for objects? • Solid • Liquid • gas
Properties of Gases Review 12. In a column of three liquids that stack separately which one will have the highest density? • The one on top • The one in the middle • The one on the bottom
Properties of Gases Review 13. If you were to find the volume of a three sided rectangle, which method would work best? • Measure the length x width x height • Using water displacement
Properties of Gases Review 14. If I were to measure the volume of an apple which method would work best? • Measure the length x width x height • Using water displacement
Properties of Gases Review 15. Which formula would you use to find the density of an object? • Mass x volume • Mass/volume • Volume x mass • Volume/mass
Answers • C • C • A • B • C • A • b • c 9. B 10. A 11. A 12. C 13. A 14. B 15. B