Chapter 25 Earth's Materials

Sedimentary rocks are changed to sediments by ____.

• A) compaction

• B) weathering and erosion

• C) cementation

• D) heat and pressure

Igneous rocks form from ____ when it cools.

• A) magma

• B) lava

• C) neither a nor b

• D) both a and b

Foliated rocks are distinguished by ____.

• A) layers

• B) lack of layers

• C) large mineral grains

• D) air holes

The crystals that form in slowly cooled magma produce ____ mineral grains.

• A) tiny

• B) invisible

• C) fine-grained

• D) large

Which statement is correct regarding metamorphic rock formation?

• A) The temp. inside Earth is cooler which allows metamorphic rocks to form more quickly

• B) Small pieces of rocks are buried, squeezed, and cemented together.

• C) Weathering and erosion cause rocks to break down to form metamorphic rocks.

• D) The deeper into Earth’s crust, the higher the pressure that forms metamorphic rocks

The rock cycle can change the sedimentary rock limestone into _____ through metamorphosis

• A) conglomerate

• B) gneiss

• C) granite

• D) marble

Rocks can change through many different processes through the rock cycle. All of the following change rocks on Earth’s surface except _____.

• A) melting

• B) weathering

• C) deposition

• D) compaction

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Molten rock inside the Earth.

• magma

• lava

Molten rock on the surface of the Earth.

• magma

• lava

A naturally occurring solid mixture composed of minerals, smaller rock fragments, organic matter, or glass.

• rock

• mineral