0
Rate this Study Guide:
☆☆☆☆☆the mantle and core are composed of different material
P waves refract as they travel through Earth. The shadow zone exists because of seismic waves. The shadows show when the earth spins around.
The inner core
other orbiting bodies contain more iron than earths crust does
. The south magnetic pole of the compass points to Earth's north magnetic pole.
Comparing the composition of the crust to other bodies in the solar system.
Continents cannot cut through the ocean floor.
refraction refraction
compass magnets can be deflected by earths magnetic field or other permanent magnets
Samples of Earth's crust contain less iron than found in meteorites, and iron is a comparatively heavy element that would have sunk into the planet when it was being formed.
The continental crust is up to 70 km thick.
magnetic stuff...
