Any part that is "away" from the gravimetric center of the earth is up. Any part "above" that center of gravity is up.
The part of Earth's rocky outer layer that makes up the landmasses is the what ?
Biosphere= the part of the earth where plants and animals live.
The earth's crust is made up of tectonic plates.
The earth's crust is made up of tectonic plates.
Rock.
water
crust
water
Water.
The Lower Mantle, which is 49.2% of the Earth's mass.mantle
matter flow
The mantle.