Unit 11 Review: Earth's layers, spheres, rock cycle

During which process does layer upon layer of sediment build up, exerting pressure on the layers below?

• Erosion

• Compaction

• Conglomerate

Metamorphic rock transforms to sediment by ______?

• melting and cooling

• cementation and compaction

• Weathering and erosion

• heat and pressure

Heat and ____________ can change sedimentary rock into metamorphic rock.

• Pressure

• Melting

• Coolig

Igneous rocks form from the __________ of magma or lava.

• Pressure

• Cooling

• Heat

Which type of rock often contains fossils and how do you think this occurs?

• Sedimentary rocks

• Metamorphic

• Igneous

What are the 3 main layers of the Earth?

• Atmosphere, Hydrosphere, Biosphere

• Crust, Mantle, Core

• Rock, Magma, Ocean

• Top, Middle, Bottom

What is the thinnest layer of the Earth?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the thickest layer of the Earth?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer of the Earth is liquid Iron and Nickle?

• Crust

• Mantle

• Outer Core

• Inner Core

Which layer of the Earth is a dense solid ball of Iron and Nickle?

• Crust

• Mantle

• Outer Core

• Inner Core