Mountains, Valleys, Sea Floor Spreading, Trenches in the Ocean!
We don't answer questions from printed/copyrighted materials.
poo helped
tits
At the time when this theory was a-brewing, it was difficult to provide conclusive data and evidence.
The heat flow is high on the lithosphere/sea for, creating ideal circumstances for the plates to move easier, hence plate tectonics.
they found fossils
Natural barriers are geographical features that provide obstacles.
It determines how far the ocean has spread
We don't answer questions from printed/copyrighted materials.
I can't find it in my packet either.
poo helped
tits
rocks get older as you move away from ocean ridges
At the time when this theory was a-brewing, it was difficult to provide conclusive data and evidence.
Rocks lock in their magnetism when they cool.
Europa...
NO!