Magma
is
pushed
up
through
the
opening
____________________
a
volcano
erupts
.
Eruptions
can
cause
other
natural
disasters
____________________
pressure
is
released
.
Volcanoes
can
be
disruptive
____________________
it
spurts
out
hot
ash
.
Lava
and
hot
ash
are
released
____________________
a
volcano
erupts
.
____________________
a
volcano
erupts
,
magma
is
pushed
through
the
opening
.
