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STUDENT RESOURCE PAGE 4.1
Vocabulary
INFORMATION SHEET
dew Drops of water that form when wet
air touches a cool surface.
Water vapor condenses on a cool
surface. You see dew on grass in the
morning. As the temperature rises, the
dew evaporates.
frost Ice that forms when wet air
touches a cold surface.
Water vapor changes to solid ice on
a very cold surface. You can see frost
on windows some mornings. As the
temperature rises, the frost melts.
WEATHER • SECTION 4 DEW AND FROST