Properties of Gases and Liquids Review

1. Properties of Gases and Liquids Review • A fluid is: • A substance that melts at a distinct temperature. • A solid substance made up of crystals • A substance that has a definite shape and a definite volume • A substance that flows

2. Properties of Gases and Liquids Review 2. Particles of a liquid • Are free to move in a container but remain in close contact with one another • Are tightly packed together and stay in a fixed position • Decrease in volume with increasing temperature • Have no viscocity

3. Properties of Gases and Liquids Review 3. Data plotted on a graph results in a line that slopes upward from left to right. This graph tells you that: • When one variable increases, the other variable remains the same • Both variables are decreasing • When one variable increases, the other variable increases • When one variable increases, the other variable decreases.

4. Properties of Gases and Liquids Review 4. The amount of space that a gas takes up is its: • Volume • Density • Pressure • mass

5. Properties of Gases and Liquids Review 5. What is vaporization? • A liquid becoming a solid • A gas becoming a solid • A gas becoming a liquid • A liquid becoming a gas

6. Properties of Gases and Liquids Review 6. A graph of Boyle’s law shows the relationship between • Temperature and pressure of a gas • Volume and pressure of a gas • Temperature and volume of a gas • Volume and density of a gas

7. Properties of Gases and Liquids Review 7. According to Boyle’s law, when the pressure of a gas increases at constant temperature, its volume • Stays constant • Increases, then decreases • Decreases • increases

8. Properties of Gases and Liquids Review 8. A graph that shows that the pressure of a gas varies inversely with its volume under constant temperature demonstrates: • Boyle’s law • Charles’s law • The Pressure law • The Density law

9. Properties of Gases and Liquids Review 9. A solid is a state of matter that has a(n): • Definite volume and a definite shape • Definite volume and an indefinite shape • Indefinite volume and an indefinite shape • Indefinite volume and a definite shape

10. Properties of Gases and Liquids Review 10. In which state of matter do the particles spread apart and fill all the space available to them? • Crystal • Gas • Solid • liquid

11. Properties of Gases and Liquids Review 11. When the temperature of a gas decreases at constant volume, its • Pressure increases • Pressure decreases • Particles move faster • Mass increases

12. Properties of Gases and Liquids Review 12. A graph of Charles’s law shows the relationship between: • Temperature and volume of a gas • Volume and pressure of a gas • Volume and density of a gas • Temperature and pressure of a gas

13. Properties of Gases and Liquids Review 13. A graph that shows that the volume of a gas is indirectly proportional to its temperature under constant pressure demonstrates: • Charles’s law • The Pressure law • Boyle’s law • The Density law

14. Properties of Gases and Liquids Review 14. The greater the speed of a gas particles in a container the: • Greater the pressure • Lower the pressure • Fewer collisions there will be • Lower the temperature

15. Properties of Gases and Liquids Review 15. An uncovered pot of soup is simmering on a stove, and there are water droplets on the wall above the back of the stove. What sequence can you infer has occurred? • vaporization, then condensation • Condensation, then vaporization • Melting, then boiling • Freezing, then thawing

16. Properties of Gases and Liquids Review 16. According to Charles’s law, when the temperature of a gas increases at constant pressure, its • Mass increases • Particles move more slowly • Volume decreases • Volume increases

17. Properties of Gases and Liquids Review 17. When the temperature of a gas at constant volume increases, its • Volume increases • Pressure decreases • Pressure increases • Volume decreases

18. Properties of Gases and Liquids Review 18. Which state of matter undergoes changes in volume most easily? • Solid • Liquid • Frozen • gas

19. Properties of Gases and Liquids Review 19. The force of a gas’s outward push divided by the area of the wall of the container is the gas’s • Temperature • Pressure • Volume • density

20. Properties of Gases and Liquids Review 20. The state of matter in which particles are arranged in either a crystalline or an amorphous form is • Fluid • Liquid • Solid • gas

21. Properties of Gases and Liquids Review 21. When an inflated balloon is exposed to cold air, • The volume of the balloon increases • The pressure inside the balloon rises • The volume of the balloon decreases • The temperature inside the balloon rises

22. Properties of Gases and Liquids Review 22. In cold climates, the amount of snow on the ground may decrease even if the temperature stays below zero degrees Celsius. The process that best explain this even is • Evaporation • Melting • Sublimation • condensation

23. Properties of Gases and Liquids Review 23. The freezing point of water is the same as its • Evaporation point • Sublimation point • Melting point • Boiling point

24. Properties of Gases and Liquids Review 24. The change from liquid to solid, or the reverse of melting, is called • Condensation • Boiling • Freezing • sublimation

25. Properties of Gases and Liquids Review 25. In which state of matter are particles packed tightly together in fixed positions? • Gas • Solid • Compound • liquid

26. Answer Key • D • A • C • A • D • B • C • A • A • B • B • A • a 14. A 15. A 16. D 17. C 18. D 19. B 20. C 21. C 22. C 23. C 24. C 25. B