States of Matter Printable Worksheet
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Matter can be classified into three categories depending upon its physical state namely solid, liquid and gaseous states.
1.
Changing States of Matter
Any material can exist in three forms: solid, liquid or gas.
These forms are called states of matter. When heated or
cooled, matter changes its state.
Heating makes Cooling makes
some solids liquids turn into
change into liquids. solids. This is is
This is called called freezing.
melting .
Cooling makes gases turn Heating liquids till
into liquids. It’s they boil makes
called condensation . them evaporate.
Water vapor in the air We call it
condenses into liquid evaporation .
on the outside of a cold glass.
What changes of state are shown in the pictures?
Trace the dotted lines to the correct answers.
melting
evaporation
condensation
freezing
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