Earth Science Review

Which crust is the thickest

Magma can rise to the surface and harden as rock because

You can measure movements within the earth using a 

layer of liquid metals such as iron and nickle

Earth's crust and very top layer of the mantle together for the _______

large and small slabs of rock found within the lithosphere

The theory of Plate Tectonics suggests that it took __________ for the continents to shift

boundaries that split or move apart

thin layer of cool rock that surrounds Earth like the shell of an egg

boundaries that collide or push into each other

Earth's thickest layer; where convection currents occur

ball of hot solid metals such as iron and nickle

Rift Boundaries are found along _________________

ocean trenches are found at which boundary

a break in the rock where there is movement on either side

Boundaries that slip and slide past each other