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outline 5.1
Term | Definition |
---|---|
sphere | shaped like a ball, with all points on the surface at an equal distance from the center |
geosphere | Earth's entire solid body |
gravity | the force that every object exerts on every other object because of their mass |
density | is the amount of mass in a material per unit volume |
crust lesson 2 | the brittle, rocky outer layer of earth |
mantle | the thick middle layer in the solid part of earth |
lithospere | scientists group the crust and the uppermost mantle into a rigid layer |
asthenospere | a plastic layer within the mantle |
core | the dense metallic center of earth |
magnetosphere | the outer part of the magnetic field that interacts with these particles |