Rock ID Practice

Has large crystals because of slow cooling

• sedimentary rock
• metamorphic rock
• intrusive igneous rock
• extrusive igneous rock

Has small or no crystals because of rapid cooling

• sedimentary
• metamorphic
• extrusive igneous
• intrusive igneous

Has wavy bands.

• sedimentary rock
• metamorphic rock
• extrusive igneous rock
• intrusive igneous rock

Contains fossils. 

• sedimentary rocks
• metamorphic rocks
• extrusive igneous rocks
• intrusive igneous rocks

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

NGSS.MS-LS4-2

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Tags

NGSS.MS-ESS2-2

Identify this rock

• gabbro
• breccia
• conglomerate
• gneiss

Identify this rock

• gneiss
• fossiliferous limestone
• andesite porphyry
• granite

Tags

NGSS.MS-ESS1-4

Identify this rock 

• granite
• conglomerate
• schist
• gneiss

Identify this rock

• Granite
• Slate
• Pumice
• Obsidian

Identify this Rock

• gneiss
• schist
• conglomerate
• granite