Final Exam Earth Science

What is the appearance of a mineral that can vary according to impurities?

• Density

• Cleavage

• Color

• Streak

The splitting of a mineral along smooth, flat surfaces is

• Density

• Cleavage

• Fracture

• Streak

The way in which a mineral reflects light is

• Density

• Luster

• Color

• Streak

A measure of the ability of a mineral to resist scratching is

• Cleavage

• Color

• Streak

• Hardness

The color of a mineral’s powder is

• Luster

• Color

• Density

• Streak

Sedimentary rock is formed through the process of

• Compaction and Cementation

• Foliation

• Metamorphism

• Volcanic activity

When magma cools quickly, what kind of texture does rock have?

• Coarse-grained

• Large-grained

• Medium-grained

• Fine-grained

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

• Organic sedimentary rock

• Clastic sedimentary rock

• Extrusive igneous rock

What process forms sediment?

• Weathering

• Erosion

• Cementation

• Compaction

The most abundant intrusive igneous rock is

• Pumice

• Obsidian

• Granite

• Basalt