Unit 2 Lesson 4: Three Classes of Rock

Front

What type of rock has wavy bands?

Back

Metamorphic rock

Front

Which type of rock has small or no crystals due to rapid cooling?

Back

Extrusive igneous rock

Front

What type of rock forms when minerals dissolved in a water solution crystallize?

Back

Chemical rock

Front

What type of rock is formed by the compacting and cementing of sediments?

Back

Sedimentary rock

Front

What type of rock forms where the remains of plants and animals are deposited in layers?

Back

Organic rock

Front

What is the process called when sediments are pressed together to form rock?

Back

Compaction

Front

What is the term for rocks formed from lava that cools and solidifies on the Earth's surface?

Back

Extrusive igneous rock

Front

What type of rock is formed from the cooling and solidification of magma beneath the Earth's surface?

Back

Intrusive igneous rock

Front

What is the term for rocks that have a layered appearance due to the alignment of minerals?

Back

Foliated metamorphic rock

Front

What type of sedimentary rock is formed from the accumulation of plant material?

Back

Coal