Unit 4 Geosphere

_______ rock are formed when magma or lava cools.

• Igneous

• Sedimentary

• Metamorphic

• Robotic

How do metamorphic rocks form?

• Heat and pressure

• Compaction and cementation

• cooling of magma

• scissors & glue

A rock formed from the compaction and cementation of rock fragments

• Metamorphic rock

• Igneous rock

• Sedimentary rock

• Dwayne "The Rock" Johnson

Tags

NGSS.MS-ESS2-1

The most dense layer of the Earth is the

• Inner Core
• Outer Core
• Lower Mantle
• Upper Mantle

The thinnest layer of Earth is the 

• Inner Core
• Mantle
• Crust
• Outer Core

The crust is also know as the 

• Lithosphere
• Asthenosphere
• Mesosphere
• Mantle

Earth's crust is part of which sphere

• geosphere

• hydrosphere

• atmosphere

• biosphere

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Label the compositional layers of Earth.

a

b

c

d

Crust

Inner Core

Outer Core

Mantle

Tags

NGSS.MS-ESS2-1

Which layer of Earth is characterized by rock that is plastic, or soft enough to flow?

• asthenosphere
• crust
• lithosphere
• inner core

Pressure ______________________ as you go deeper into the Earth

• increases
• decreases 
• goes up or down depending on the layer
• stays the same