Name
Date
STUDENT RESOURCE 8.1
Vocabulary
INFORMATION SHEET
molecule two or more atoms joined
surface tension the “elastic skin”
together
that forms on top of some liquids
Water is a small molecule made
Water forms a rounded drop on
up of two hydrogen atoms and
many surfaces instead of spreading
one oxygen atom. Soap is a very
out because the molecules in the
long molecule made up of many
drop are very attracted to one
carbon, hydrogen, and oxygen
another.
atoms.
ENERGY AND MATTER • SECTION 8 SURFACE TENSION AND BUBBLES