which layer of the earth is the thickest
mantle
plate tectonics that slide past each other
what two metals make up the Earth's core
Solid iron and nickel
What happens to the pressure and temperature as you go deeper inside the Earth?
the pressure gets higher and the temperature gets extremely hot
weathering and erosion force the Earth's surface to constantly____
change
What are divergent boundaries
plates that separate
metamorphic rock turns into what type of rock after it is heated and melted
igneous
Where do most earthquakes and volcanoes occur?
Plate Boundaries
What causes weathering and erosion
Wind, water, and plants
How are mountains formed
Convergent boundaries
sedimentary
what is weathering
the process of rocks breaking apart by wind, water and plants
The movement of Earth's surface is due to what?
Plate tectonics
What are convergent boundaries
plates that collide
sedimentary rocks turn into what type of rock after undergoing heat and pressure
metamorphic
what is erosion
the process of moving weathered rock (probably by wind or water) from one place to another
Name the four layers of the earth in order
Crust
Mantle
Outer Core
Inner Core
how are sedimentary rocks formed
weathering and erosion
how are metamorphic rocks formed
heat and pressure
What is deposition
The dropping of weathered rock by moving wind or water