The Rock Cycle Quiz, Physical Geography, College of Alameda
The Rock Cycle Quiz, Physical Geography, College of Alameda
 

College of Alameda Physical Geography
The Rock Cycle Quiz

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Important:   When you answer a question, a response box will appear.   You must close this response box before continuing the quiz.  There are 15 questions in this quiz.
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1. Rocks are classified according to:

Their hardness
Their age
How they were formed
The minerals that they contain
2. According to the rock cycle, which one of the following DOES NOT produce sediment as a result of weathering and erosion?
Igneous rocks
Magma
Sedimentary rocks
Metamorphic rocks
3. Rocks that are changed by heat, pressure, and chemical alteration are called:
Igneous
Metamorphic
Sedimentary
Magma
4. At the earth's surface, the process that slowly disintegrates and decomposes rock is called:
Metamorphism
Lithification
Sedimentation
Weathering
5. Magma that COOLS SLOWLY is likely to form:
Granite
Basalt
Obsidian
Pumice
6. Molten rock that cools and crystallizes at or near the earth's surface is described as:
Clastic and bedded
Volcanic and extrusive
Plutonic and intrusive
Foliated and nonfoliated
7. Which one of the following best describes what causes sediments to become lithified (turned into rock)?
They are compacted and cemented
They are subjected to heat and pressure
They are covered with other sediments
They come into contact with magma
8. Very rapid cooling of silica-rich magma produces a glassy volcanic rock called:
Pumice
Granite
Marble
Obsidian
9. Which rock class would include fossils, mud cracks, ripples, and cross-bedding?
Igneous
Metamorphic
Sedimentary
All of these classes
10. Coal is an example of a ________ sedimentary rock.
Chemically-formed
Organically-formed
Clastic (detrital)
Metamorphic
11. What sedimentary rock is composed of rounded gravel-sized particles?
Sandstone
Shale
Limestone
Conglomerate
12. Volcanic rocks such as pumice that have small cavities left by escaping gas bubbles are described as 'coarse-grained' in texture.
True
False
13. Salt and gypsum are chemically-formed sedimentary rocks.
True
False

 
 

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Return to COA Rock Cycle Learning Module