Rock Type
Rivers/Soil
Potpourri
Earthquakes
Erosion
100
What are the most important factors that determine the rate of weathering?
What is rock type and climate?
100
Soil rich in humus is also rich in what?
What is fertility?
100
The practice of plowing fields alond the curves of a slope?
What is contour plowing.
100
What causes damage months or days after an earthquake?
What is aftershocks.
100
Wind and water are agents of what?
What is erosion.
200
What type of weathering causes the mineral composition of rock to change?
What is chemical.
200
How do living organisms help soil?
What is mix soil and make humus.
200
Where does the heat come from that changes a metamorphic rock?
What is the heat of the mantle?
200
The point below earth's surface where rock breaks to trigger and earthquake.
What is the focus.
200
What force moves sediment in mudflow or a landslide?
What is gravity.
300
Heat and pressure deep in the earth change a rock?
What is metamorphic.
300
Process in which sediment settles out of water.
What is deposition.
300
What does stress add to a rock?
What is energy.
300
What does the S stand for in S waves?
What is secondary.
300
Wide, flat areas that are covered by water during a flood.
What is a floodplain.
400
Rain combined with pollutants?
What is acid rain.
400
A stream or river running into another stream is called what?
What is a tributary.
400
The management of the prevention of soil destruction?
What is soil conservation.
400
What seismic waves arrive first?
What is P waves.
400
What type of energy moves sediment downstream?
What is kinetic.
500
Ice wedging causes weathering of rock by means of what?
What is freezing and thawing of water.
500
Soil formation begins with the weathering of what?
What is bedrock.
500
What does no-till plowing prevent?
What is erosion.
500
Why is the risk of earthquakes high along the Pacific coast?
What is this is where two plates meet.
500
The growth of roots and animal activity may result in what type of weathering?
What is mechanical.
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