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Plate tectonics with complete solution
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Plate tectonics with complete solution
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Platetectonics
Alfred
Wegener
German
meteorologist
who
developed
the
idea
of
continental
drift
continental
drift
The
Hypothesis
that
all
continents
were
once
joined
into
a
super
continent
that
split
apart
over
millions
of
years.
Continents
continue
to
move
around
on
the
earth
Pangea
Ancient
land
mass
that
broke
apart
to
form
continents
as
we
find
them
today;
means
"all
earth"
Evidence
of
continental
drift
1.
Similar
fossils
found
in
rocks
on
different
continents
2.
Similar
rock
structures
found
on
different
continents
3.
Continents
fit
together
like
puzzles
4.
Climate
evidence
in
glaciers
moving
in
the
same
directions seafloor
spreading
Hess's
theory
based
on
continental
drift
that
new
seafloor
is
formed
when
magma
is
forced
upward
toward
the
surface
at
a
mid-ocean
ridge
Mid-Atlantic
Ridge
Sea
floor
spreading
mountain
ridge
under
water
in
the
middle
of
the
Atlantic
Ocean;
looks
like
the
outline
of
the
continents
ocean
floor
age
evidence
for
sea-floor
spreading
that
proves
that
new
rock
forms
close
to
the
Mid-Atlantic
Ridge
and
old
rocks
sink,
melt,
and
reform
at
ocean
basins
continental
shelf
A
gently
sloping,
shallow
area
of
the
ocean
floor
that
extends
outward
from
the
edge
of
a
continent.
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