Weathering
Erosion/Deposition
Erosion/Deposition
Soil
Vocabulary
100
The breaking down of rock on Earth's surface into smaller pieces.
What is weathering?
100
When sediment is carried to new locations.
What is erosion?
100
What is this and why does it form?
Delta, because the water slows down and drops the sediment.
100
What are the 4 components of soil?
Weathered rock/minerals
Organic matter
Water
Air
100
Small pieces that break off of rocks.
What is sediments?
200
Weathering that causes a change in the composition of the rock.
What are chemical weathering?
200
What is happening on the outside curve of a meander?
The water is traveling faster and erosion is happening.
200
How is a beach formed?
Sediment is brought up from the ocean floor and deposited.
200
What are the 3 different textures of soil, from largest to smallest?
Sand Silt and Clay
200
Gigantic formations of ice that do not completely melt over the course of a year.
What is a glacier?
300
This type of chemical weathering is usually associated with pollution.
What is acid rain?
300
What agent causes more erosion than any other?
water
300
How did the Grand Canyon form?
Colorado River
300
Describe 2 differences between A horizon and B horizon.
B is lighter
B has less humus
300
A growing pile of deposited sediment at the mouth of a river.
What is a delta?
400
What process has turned the Statue of Liberty green? (This is also what we call rusting)
What is oxidation?
400
The faster a river flows the MORE/LESS sediment it can carry.
More
400
What happens on the inside curve of a meander and why?
Deposition because the water slows down
400
Give 2 important facts/features about soil horizon A
Most organic material
Darker
Most roots
Topsoil
400
When we work with the sedimentation tubes, what happened with the organic matter?
It stayed on top or suspended in the water
500
An agent of weathering that can cause both physical and chemical changes in a rock.
What is water or What is plants?
500
What are 2 farming methods people use to prevent erosion?
No till farming
Terracing
Contour plowing
planting wind breaks
500
What has caused the formation of the indicated landforms?
Deposition of sediment
500
Which layer would contain the least amount of organic material A, B, or C ?
C
500
Nonliving, solid material that are formed in nature and made of crystals.
What are minerals?