Water
Investigation 2: Hot Water, Cold Water
thermometer
is a tools for measuring and
indicating temperature.
When water is heated, it
Expands to take up more
space.
When water is cooled, it
contracts to take up
less space.
Less Dense
(Float)
Materials float in water if they are
Less Dense than water.
Materials sink in water if they are
Denser than water.
(Sink)
Denser
Warm Water is less
dense than room temperature water.
Cold Water is denser than
room temperature/hot water.
Water expands and
turns solid when it freezes.
Ice floats in liquid water;
Cold water from the melting
ice sinks
Klang