How Can Rocks Be Classified? Unit 4 Lesson 4 (pgs.191-206)

_______is a solid in nature that is made of one or more minerals.

• Igneous Rock

• Volcano

• Rock

• Magma

Rocks can be classified by how they are formed.

• True

• False

Rock that forms when melted rock, or magma, cools and hardens is ______________rock.

• Metamorphic

• Sedimentary

• Graphite

• Igneous

Tags

NGSS.MS-ESS2-1

List ALL of the letters for rocks that have time to form crystals.

• pegmatite

• granite

• pumice

• lava

• porphyry

___________rocks form from loose layers of smaller rock pieces and are cemented together.

• Igneous

• Sedimentary

• Metamorphic

• fossil

Tags

NGSS.MS-ESS2-1

What is lava?

• hot, molten sedimentary rock

• rocks with a lot of mineral crystals

• magma on or near Earth's surface

• rocks deep inside Earth

Tags

NGSS.MS-PS1-4

Why are the oldest layers of rock near the bottom?

• they are the first to get mashed down

• they harden into rock

• they are really dark brown

• the bus drives on top of them

Tags

NGSS.MS-ESS1-4

List ALL of the letters for rocks that are Sedimentary rock.

• lava

• sandstone

• limestone

• magma

• shale

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS4-1

Most rocks you find on the playground are probably NOT _____ rock.

• fossil

• sedimentary

• igneous

• none of these

Metamorphic comes from the Greek words meaning ____________.

• very hot

• deep underground

• pressed/cemented

• to change form