Rocks
Weathering
Soil
Human Interactions
Random Facts
100
What is the three main rocks?
sedimentary rocks , metamorphic rocks , igneous rocks
100
What is mechanical weathering?
the breaking up of rocks by physical force
100
What is the four things soil is made up of?
weathered rock particles , organic matter , water and air
100
What are the 3 main activities that effect soil
Farming , Construction , and Mining
100
What is an earthquake
the shaking of tectonic plates
200
Give an example of a sedimentary stone?
limestones
200
What does weathering do?
Breaks rock into smaller pieces
200
A soil _____ refers to the soil horizons found in a particular location
Profile
200
what is deposition
when sediment is place in a new location
200
what is recrystallization
when heat and pressure can break bonds that join atoms together differently and a new bond form
300
What are the 2 rock formations?
extrusive and intrusive
300
When weathered particles are picked up and moved from one place to another
Erosion
300
Soil develops in horizontal layers called ______.
Horizons
300
what is mass wasting
a landslide
300
what is foliation
is an arrangement if minerals in flat or wavy parallel bands
400
Coal is an unusual_________ ____ .
Sedimentary Rock
400
What are the four things that can cause mechanical weathering
ice wedging , pressure release , plant root growth , and abrasion
400
soil helps ___ water and recycle nutrients.
fliter
400
what is a drainage basin
the area of land when water drains into a system
400
what is a aftershock
a smaller wave
500
How are sedimentary rocks affected by rainwater
Rain water washes away rock particles. As the water slow down the rock particles settle on the land , river , or ocean and the large rocks settle first as the smaller rocks come after.
500
when a rock expands and cracks form in it , its called _______.
Exfoliation
500
A soils ability to hold ___ ( water ) is a property that affects its ability to grow plants.
Moisture
500
_____ shape earths surface
streams
500
what is pore space
space between soil particles
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