Soil Composition
Soil Profile
Fossils and Acidity
100
Big Picture - A mixture of organic materials, rock particles, water and gases that provide nutrients for plants to gro.
Soil
100
The fancy science name for layers in a soil profile
Horizon
100
A fossil that shows the organism and its structure itself
Body Fossil
200
What are the 3 types of Soil
1) Sand
2) Silt
3) Clay
200
The top layer in a profile where most organic and nutrient rich material can be found.
AKA a Delicious Chip Dip
Hummus
200
A fossil that shows the activity of an organism in the past
Trace Fossil
300
This type of soil makes for great farmland, as it has many nutrients and can be found in riverbanks
Silt
300
The bottom layer of a Soil Profile made of solid rock
Bed Rock
300
Plants grow very well in semi-acidic soil. Which can be found in this area of the United States, where most farmland is
The mid-west
400
What type of soil is this
Sand
400
What element do nutrient rich ORGANIC materials mainly contain
Carbon
400
What 2 conditions need to be met in order for a fossil to form?
1) Organism needs to be buried quickly
2) Needs to have hard components to preserve.
501
What type of Soil is This
Clay
501
Label these horizons in order 1-2-3-4
1) Hummus
2) Topsoil
3) Subsoil
4) Bedrock
501
What are the 3 types of Fossilization
1) Petrification
2) Desiccation
3) Carbonization