Transcript Amy`s Power Point

By: Amy Trausch
Quic kTime™ and a
dec ompres sor
are needed to see this pic ture.
Scientist have discovered two huge
upwellings of hot rock on either
side of the earth. One under Africa
and one under the Pacific Ocean
caused by mantle movements and
volcanic activity.
Quic kTime™ and a
dec ompres sor
are needed to see this pic ture.
The largest known
quakes have been 8.8 to
8.9 on Richter scale.
Qui ckTime™ and a
decompressor
are needed to see thi s pi cture.
Quic kTime™ and a
dec ompres sor
are needed to see this pic ture.
QuickTime™ and a
decompressor
are needed to see t his picture.
QuickTi me™ a nd a
de com press or
are need ed to se e th is p icture.
The surface of the
Earth is made up of 18
tectonic plates!
Quic kTime™ and a
dec ompres sor
are needed to see this pic ture.
Quic kTime™ and a
dec ompres sor
are needed to see this pic ture.
Magma is stored in the magma
chamber and it is naturally bouyant
compared to the surrounding rock so
it is pushed up.
Magma viscosity and gas
content are factors in the
shape and explosiveness
of the volcano
QuickTi me™ and a
decompressor
are needed to see thi s pi ctur e.
QuickTi me™ a nd a
de com press or
are need ed to se e th is p icture.
The plates are in constant state
of movement, slowly colliding
with or pulling away from each
other.
QuickTi me™ a nd a
de com press or
are need ed to se e th is p icture.
QuickTime™ and a
dec ompres sor
are needed to s ee this pic ture.