MATTER: Arrangement & movement of PARTICLES
Grade 6-8

ARRANGEMENT of PARTICLES in a


SOLID state
LIQUID state
GASEOUS state


have a HIGH DENSITY
(heavy for their size)


have a MEDIUM DENSITY


have a LOW DENSITY


have a DEFINITE VOLUME


have a DEFINITE VOLUME


NO DEFINITE VOLUME – always FILL THE CONTAINER


are NOT EASILY SQUASHED


are NOT EASILY SQUASHED


are EASILY SQUASHED,can beCOMPRESSED


have a DEFINITE SHAPE


match the SHAPE of the CONTAINER


become the SHAPE of the CONTAINER
(EXPAND to fill the container)
MOVEMENT of PARTICLES in a


SOLID state
State of Matter - SOLID.gif
LIQUID state
State of Matter - LIQUID.gif
GASEOUS state
State of Matter - GAS.gif


particles are VERY CLOSE together,
CANNOT MOVE, only VIBRATE


particles are NOT SPREAD OUT
BUT can CHANGE their POSITION
CAN MOVE / SLIDE past each other , and VIBRATE


particles are
SPACED OUT
&
FREE TO MOVE AROUND


don’t FLOW


FLOW EASILY


FLOW EASILY & DIFFUSE
Because....
the particles have ALMOST NO ENERGY
the particles have ONLY A LITTLE ENERGY
the particles have A LOT OF ENERGY