Soil
Rock
Weathering
Human Affects
Random
100
What is soil made of?
Rocks
100
What is sand made of?
Crushed rocks
100
What is chemical weathering?
The changing of a rock
100
what is the process in which weathered particles are picked up and moved from one place to another?
Wind
100
When water gets in cracks it does what?
Expands
200
How does fertilizer affect soil?
Makes the soil healthy
200
How do metamorphic rocks form?
Heat and pressure
200
What is mechanical weathering?
The changing of how a rock looks
200
Deposition does what?
To put rocks in a different location
200
Obsidian has what material?
Has no material
300
Soil is a mixture of what four materials?
Weathering rock particles, organic matter, air, and water
300
Foliated rocks are formed by?
When metamorphic rock changes
300
What weathering causes rocks to crack?
Rain
300
What is and important part in erosion?
It wears down mountains by removing byproducts
300
Soil range from about _to_
25 to 50
400
What do plants like in soil?
Acid
400
How do rocks cement?
Heat and pressure
400
What is abrasion?
The rubbing of one object against another
400
Gravity causes what to fall to Earth?
Masses of ice and slowly down mountain valleys
400
Soil has what colors?
Red, brown, yellow, green, black, and white
500
Which soil holds up more water?
Black soil
500
Ametire is a rare what?
rare gem stone
500
What is exfoliation?
Is a process in which layers or sheets of rock gradually break off
500
A land side is what type of what?
Mass wasting
500
What is soil horizon?
is a layer of soil
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