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Yessenia Breitenberg ∙
It is a tsunami.
S waves arrive second after an earthquake.
It is called folding when rocks bend without breaking because of plate movement.
compass magnets can be deflected by earths magnetic field or other permanent magnets
Evidence is not used to support theory.
Theory is used to explain evidence, and to predict where and how new evidence may be found.
When new evidence is found that theory can't explain, the prevailing theory is modified or discarded.
The molten bit of the Iron core.
The continental crust is up to 70 km thick.
Submarine Canyon
magnetic stuff...