Ch. 4 Study Guide Answers

Ch. 4 Study Guide Answers Matching E. rock that cools below the Earths surfaceMatching B. metamorphic rock in which mineral grains are NOT arranged in bands

Matching C. rock that cools at the Earths surface

Matching A. process in which layers in sedimentary rock are formed

Matching D. layers found in sedimentary rocks

Sedimentary rock is formed through the process of __cementation_____.

How did humans use rocks in the past? To make tools

What are the main categories of sedimentary rock? Clastic, chemical, organic

What has to increase for metamorphism to occur? Temperature and pressure What kind of metamorphic rock has its mineral grains arranged in planes or bands? Foliated When magma cools quickly, what kind of texture does rock have? Fine-grained

When temperature and pressure change, what can happen to the minerals in rocks? They change into minerals that are more stable.

During the rock cycle, what forms when magma cools? Igneous rock

What is the process in which water, wind, and heat break down rock?Weathering

Besides clastic and chemical, what is the other kind of sedimentary rock?Organic

Besides texture, how else are rocks classified? By their composition What do scientists call the rock that is formed when magma cools below the Earths surface?Intrusive igneous rock

The process in which rocks change shape is called ____deformation _________. Matching D. the quality of a rock based on size and shape of the mineral grainsMatching A. process in which sediment is dropped and comes to rest

Matching E. process by which new rock is made from old rockMatching F. the chemical makeup of a rock

Matching B. process by which sediment is removed from its source

Matching C. naturally occurring solid mixture of one or more minerals and organic matter

Constructed ResponseExplain how minerals contribute to rock composition.

A mineral is solid, nonliving, crystal-shaped, and formed in nature, and a rock is made up of 1 or more minerals. Rock is formed from 1 or more minerals and can become a sedimentary rock (weathering and erosion), igneous rock (magma), or metamorphic rock (heat and pressure).