ROCKS

Rocks vary in color, size, texture and shape. They are classified based

on how they were formed. Which of the following deals with the study of

rocks?

• Paleontology

• Petrology

• Geology

• Biology

Halite is made when a body of seawater becomes closed off and evaporates

and salt precipitates out and is deposited as crystallized halite. What type of

sedimentary rock is formed?

• Clastic

• Chemical

• Organic

• Pyroclastic

Igneous rock is divided into two groups, extrusive and intrusive Extrusive igneous

rocks form when magma makes its way to its surface as lava and the cools

forming rocks. Which will be the characteristics of the crystals?

• Crystals are coarse grained.

• Crystals are fine grained.

• Crystals are phaneritic.

• Crystals are very large.

Igneous and metamorphic rock can be buried and undergo tremendous

heating and stress. What is the process of transformation of one rock type

into another?

• Compaction

• Lithification

• Metamorphism

• weathering

What type of rocks are formed from sediments over long period of time?

• Igneous Rocks

• Metamorphic Rocks

• Sedimentary Rocks

• Minerals

Which of the following represents the correct order of the processes

responsible for the formation of sedimentary rocks?

.

• Erosion, deposition, compaction, cementation

• Erosion, compaction, cementation, deposition

• Deposition, cementation, compaction, erosion,

• Compaction, cementation, deposition, erosion

What type of rock contains fossils?

• Intrusive Igneous
• Extrusive Igneous
• Metamorphic
• Sedimentary

What type of rock is eclogite?

• sedimentary

• metamorphic

• igneous

What type of rock looks like a piece of glass due to rapid cooling by air or water after melting?

• Intrusive Igneous

• Extrusive Igneous

• Metamorphic

• Sedimentary

What type of rock is phyllite?

• sedimentary

• metamorphic

• igneous