Vocab Review: Unit C

How are igneous rocks formed? (ESRT pg. 6)

• weathering, erosion, deposition, burial, compaction, cementation

• heat and pressure

• melting and solidifcation

Tags

NGSS.MS-ESS2-1

How are sedimentary rocks formed? (ESRT pg. 6)

• weathering, erosion, deposition, burial, compaction, cementation

• heat and pressure

• melting and solidifcation

Tags

NGSS.MS-ESS2-2

How are metamorphic rocks formed? (ESRT pg. 6)

• weathering, erosion, deposition, burial, compaction, cementation

• heat and pressure

• melting and solidifcation

ESRT pg. 6: What kind of textures can igneous rocks have?

• clastic

• bioclastic

• vesicular (gas pockets)

• foliated

ESRT pg. 6: What are the possible environments for formation of igneous rocks?

• near rivers/oceans

• intrusive (inside Earth) or extrusive (Earth's surface)

• near places of intense heat and pressure

ESRT pg. 6: Which of the following rocks below are considered glassy igneous rocks?

• granite

• diorite

• obsidian

• basalt

ESRT pg. 6: Which of the following rocks below are considered vesicular igneous rocks?

• pumice

• granite

• obsidian

• dunite

Compared to felsic igneous rocks, mafic igneous rocks contain greater amounts of 相較於長英質岩火成岩，鎂鐵質火成岩含有更大量的

• aluminum

• pink feldspar

• iron

• white quartz

Tags

NGSS.MS-PS1-1

Which igneous rock is felsic (rich in in Si, Al)? 哪種火成岩是長英質的（富含矽，鋁）？

• obsidian

• basalt

• periodotite

• gabbro

Tags

NGSS.MS-PS1-1

ESRT pg. 6: This rock has a glassy texture. What type of rock could this be?

• igneous

• sedimentary

• metamorphic