Chemistry: Matter and Change

Section 4: Phase Changes

Self Check Quizzes

1
The phase change that describes the direct conversion of a solid into a gas is _______.
A)vaporization
B)sublimation
C)melting
D)deposition
2
The point on a phase diagram where the solid state, the liquid state, and the gas vapor state can coexist is _________.
A)the pressure point
B)the absolute zero point
C)the critical point
D)the triple point
3
In what directions must energy be added to cause the indicated phase change?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007874637x/514708/Fig_12_23.jpg','popWin', 'width=461,height=297,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (59.0K)</a>
A)solid to liquid, liquid to gas, solid to gas
B)solid to liquid, gas to liquid, solid to gas
C)solid to liquid, liquid to gas, gas to solid
D)solid to gas, gas to liquid, liquid to solid
4
The boiling poing of a liquid is the temperature at which ________.

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007874637x/514708/Fig_12_26.jpg','popWin', 'width=421,height=377,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (66.0K)</a>
A)vapor pressure is greater than atmospheric pressure
B)vapor pressure is equal to atmospheric pressure
C)vapor pressure is less than atmospheric pressure
D)vapor pressure is zero
5
Dry ice is solid carbon dioxide. What combination of factors can change dry ice into a liquid?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007874637x/514708/Fig_12_30a.jpg','popWin', 'width=241,height=315,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (33.0K)</a>
A)Increase temperature and decrease pressure.
B)Decrease both temperature and pressure.
C)Decrease temperature and increase pressure.
D)Increase both temperature and pressure.
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe