Igneous Rocks Review

Which of the following are ways magma is formed?

• by compaction and cementation

• by melting and cooling

• by changes in composition

• by weathering and erosion

What kind of texture does igneous rock have when magma cools SLOWLY?

• coarse-grained

• large-grained

• fine-grained

• medium-grained

What kind of texture does igneous rock have when magma cools rapidly?

• coarse-grained

• medium-grained

• large-grained

• fine-grained

What kind of rock is formed when magma intrudes into other rock?

• extrusive igneous rock

• sedimentary rock

• intrusive igneous rock

• organic sedimentary rock

What kind of rock is formed from lava that cools on the Earth's surface?

• organic sedimentary rock

• sedimentary rock

• intrusive igneous rock

• extrusive igneous rock

What kind of rock forms when hot liquid rock, or magma, cools and solidifies?

• sedimentary

• igneous

• metamorphic

• mineral

Tags

NGSS.MS-ESS2-1

Which kind of rock has a name that comes from a Latin word that means "fire"?

• igneous

• metamorphic

• metasedimentary

• sedimentary

How are igneous rocks formed?

• when magma cools and solidifies

• when sediments are compacted and cemented

• when heat and pressure squeezes rock

• when rocks are deformed

Tags

NGSS.MS-ESS2-1

What is one way that magma can form?

• when rock is cooled

• when rock is cemented

• when rock is weathered

• when rock is heated

Tags

NGSS.MS-ESS2-1

Besides pressure being released, what other way can magma form?

• when pressure builds up

• when rocks solidify

• when rocks change composition

• when rocks lose water