10. Which of the following is NOT a characteristic of metamorphic rocks?
A. They are formed by heat and pressure
B. They often have a layered or banded appearance
C. They can have a wide range of colors and textures
D. They are formed from the accumulation of sediment
11. Rhyolite is a light-colored igneous rock with no prominent crystals or grainsWhat is its classification based on the description given?
B. Mafic, extrusive
C. Felsic, intrusive
D. Felsic, extrusive
A. Mafic, intrusive
12. Weathering is classified as either chemical or mechanical. What is the difference between the two?
A. Mechanical weathering changes the structure of the rock, while chemical weathering changes the size
of the rock.
B. Physical forces drive mechanical weathering, while chemical reactions drive chemical weathering
C. Mechanical weathering requires temperature changes, while chemical weathering can occur without temperature changes.
D. There are no differences between the two classifications of weathering.
13. A boulder of rock is broken due to the expansion of water that penetrated it. What type of weathering
is described?
A. Thermal Expansion
B. Ice Wedging
C. Abrasion
D. Oxidation
14. Which of the following best describes the process of weathering?
A. The transportation of rock fragments from one place to another
B. The fragmentation or the breaking down of rocks.
C. The interaction of rocks and the atmosphere
D. The formation of mountains and hills
15. What process involves the addition of
sediments into a new location?
C. Weathering
A. Erosion
B. Deposition
D. Compaction
16. Which of the following is an example of chemical weathering?
A. Glaciers carving out valleys
C. Acid rain dissolving marble statues
B. Wind blowing sand against rocks
D. Ice wedging in cracks
17. What is erosion?
A. The movement of sediment from one location to another
B. The weathering of rock material
C. The deposition of sediment in a new location
D. The formation of new rock from existing materials
Answers & Comments
Answer:
10. D. They are formed from the accumulation of sediment
11. D. Felsic, extrusive
12. B. Physical forces drive mechanical weathering, while chemical reactions drive chemical weathering
13. B. Ice Wedging
14. B. The fragmentation or the breaking down of rocks.
15. C. Erosion
16. C. Acid rain dissolving marble statues
17. A. The movement of sediment from one location to another