Quiz: Solids, Liquids, and Gases

1. Which of the following is not a common state of matter under ambient conditions?
a. solid
b. liquid
c. plasma
2. The term “fluids” collectively refers to
a. liquids and gases
b. solids and liquids
c. solids and gases
3. A solid can be referred to as having
a. indefinite volume and definite shape
b. definite shape and definite volume
c. indefinite shape and definite volume
4. Solids that have an organized, regular repeating structure are
a. amorphous
b. crystalline
c. colloidal
5. Molecules of a liquid have
a. strong intermolecular forces of attraction and are in a fixed position
b. weak intermolecular forces of attraction and are randomly placed
c. moderate to strong intermolecular forces of attraction and are able to shift positions
6. Molecules of a gas have
a. very weak intermolecular forces of attraction between the molecules
b. strong intermolecular forces of attraction between molecules yet are able to shift positions
c. weak intermolecular forces of attraction between molecules yet are set in fixed positions
7. What determines the physical state of a substance?
a. the number of moles present in the sample
b. the pressure placed on it and the temperature
c. the volume occupied at the time of investigation
8. At room temperature (22°C) and normal atmospheric pressure, water exists as a
a. solid
b. liquid
c. gas
9. During any phase change, heat energy is
a. either absorbed or released
b. held constant always
c. not a consideration in a physical change
10. During any phase change, attractive forces between molecules are
a. unchanged
b. not a consideration in a physical change
c. being broken or being formed
11. In which physical change is heat energy absorbed?
a. melting
b. freezing
c. condensing
12. At a pressure of 1.0 atm, when water is heated to 100°C it
a. freezes
b. condenses
c. vaporizes
13. In which physical change is heat energy released?
a. melting
b. vaporizing
c. freezing

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