Rock Processes Review 2025

The three groups of rocks are classified by

• How they form
• Color
• Grain size
• Chemical Composition

Label the diagram with the rock type.

a

b

c

d

e

Sedimentary Rock

Igneous Rock

Sediments

Magma

Metamorphic Rock

Tags

NGSS.MS-ESS2-1

True or False: The rock cycle is always occurring and can transform any rock into any other rock if given enough time and the right conditions.

• True

• False

Tags

NGSS.MS-ESS2-1

Label the arrows with the correct process. (one arrow will be blank)

a

b

c

d

e

weathering and erosion

compaction and cementation

heat and pressure

melting

crystallization

Tags

NGSS.MS-ESS2-1

Igneous rocks are further classified based on where they cool. Match each description to the correct igneous rock.

Groups:

(a) Intrusive

,

(b) Extrusive

• Cools inside the Earth

• Cools outside the Earth

• Cools slowly

• Small crystals

• Large crystals

• Forms from lava

• Forms from magma

• Cools quickly

Put the steps of sedimentary rock formation in order.

• Cementation

• Weathering

• Erosion

• Deposition

• Compaction

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Igneous rocks are usually found (a)  

Metamorphic rocks are usually found ​ (b)  

Sedimentary rocks are usually found ​ (c)  

• near volcanoes.
• deep inside the Earth's crust.
• on the surface of the Earth.

True or False: Any rock can become an igneous rock.

• True

• False

What rock forms when magma cools and crystallizes?

• igneous

• metamorphic

• sedimentary

• all rocks

What type of rock can melt into magma?

• any rock

• igneous

• metamorphic

• sedimentary