1 CHANGING STATES
a.
SOLID----- HEAT ---- LIQUID
SOLID----- HEAT ---- LIQUID
b.
LIQUID---- COOL---- SOLID
LIQUID---- COOL---- SOLID
FREEZE
c.
LIQUID---- BOIL ---- GAS
LIQUID---- BOIL ---- GAS
PROPERTIES
OF SOLID:
v Elastic: rubber (it can be stretched
and it returns to its original shape)
v Flexible: paper ( it can bend and
does not break)
v Fragile: glass ( it can break
easily)
v Strong: iron (it can support a lot
of weight and force without breaking)
PROPERTIES
OF LIQUID:
v Viscous: honey ( it does not flow
easily)
v Volatile: perfume ( it evaporates
easily)
PROPERTIES
OF GAS:
v When it’s compressed, the mass is
the same but the volume decreases.