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- 1. Multiple Choice
When the upper surface of consolidated rock undergoes constant weathering, it creates broken-up rock called
bedrock.
regolith.
parent material.
outcrop.
- 2. Multiple Choice
When rock is broken down and disintegrated without any chemical alterations, the process in operation is
physical weathering.
chemical weathering.
hydrolysis.
erosion.
- 3. Multiple Choice
The fact that water expands as much as 9% of its volume as it freezes is the basis of
oxidization.
exfoliation.
salt crystal growth.
frost wedging.
- 4. Multiple Choice
________ occurs as rock surfaces heated by the Sun during the day expand slightly, and then contract with nighttime cooling.
Exfoliation
Thermal expansion
Frost wedging
Salt-crystal growth
- 5. Multiple Choice
When rock is broken down and disintegrated in the presence of water and with chemical alterations to the rock, the process in operation is
physical weathering.
chemical weathering.
mass movement.
biological weathering.
- 6. Multiple Choice
Chemical weathering is greatest under conditions of
higher rainfall and temperatures.
lower rainfall and temperatures.
higher rainfall, but lower temperatures.
near absence of rainfall, but higher temperatures.
- 7. Multiple Choice
When rainwater attacks formations of limestone, the minerals dissolve and wash away with the mildly acid rainwater. This is an example of
oxidation.
crystallization.
frost action.
carbonation.
- 8. Multiple ChoiceWhich is NOT a type of mass movement?landslideslumpmudflowwindstorm
- 9. Multiple Choice
In which mass movement do rock fragments fall freely through the air?
rockslide
rockfall
slump
earthflow
- 10. Multiple Choice
What is the downslope movement of soil and weathered rock resulting from the force of gravity?
Mass Movement
Landslide
Mudflow
Slump
- 11. Multiple Choice
What is the slow, steady, downhill flow of loose, weathered Earth materials, especially soils?
Slump
Landslide
Mudflow
Creep
- 12. Multiple Choice
What are swiftly moving mixtures of mud and water?
Slump
Landslide
Mudflow
Creep
- 13. Multiple Choice
What is a mudflow that occurs in volcanic regions?
Earth Flow
Lahar
Mudflow
Creep
- 14. Multiple Choice
What is a landslide that occurs when a sheet of rock moves downhill on a sliding surface?
Avalanche
Landslide
Rockslide
Slump
- 15. Multiple Choice
What increases the amount of wind erosion?
Limited amounts of rain
Increased amount of rain
- 16. Multiple ChoiceWhich of these is an example of erosionLight Shinning onto a mountainRain breaking down rockWind blowing away sedimentAll of the above
- 17. Multiple ChoiceWhat is sediment?the process of rocks being broken down and carried awaybits of rock, sand, and silt caused by the weathering of rocksthe top layer of the soildecaying plant or animal material
- 18. Multiple ChoiceWhat happens when weathering and erosion work together?New Mountains are createdThe climate changes overnightMetal objects become rustyThey change the Earth's surface
- 19. Multiple Choice
The diagrams shows a natural process that weathers rock.
Which statement best explains why this process results in weathering?frozen water acts as a solutewater expands when it freezesthe mass of water increases when it freezesfrozen water dissolves most types of rock - 20. Multiple ChoiceHow does freezing water cause the weathering of rocks? The freezing water—keeps the rocks in placemakes the rocks last longerexpands cracks and breaks rockscauses rocks to fall in landslides
- 21. Multiple ChoiceWhat is the major cause of weathering and erosion to form canyons?windiceglaciersmoving water
- 22. Multiple ChoiceWhat is the correct order of the processes?they all happen at the same timeerosion, weathering, depositionweathering, erosion, depositionweathering, deposition, erosion
- 23. Multiple ChoiceHow do plants weather rocks?during photosynthesiswhen roots grow into cracks of rocks and expand the rockwhen the plant moves water from the roots to the leavesPlants don't weather rocks
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