PA History L3 Natural Resources- A

Petroleum

• A periodic government count of the population
• Made up of sand, silt, and clay
• Any useful substance found on the Earth that has not been formed by plant and animal remains
• An oily flamable liquid obtained from wells drilled into the ground and refined into gasoline and fuel oil

Loam

• An oily flamable liquid obtained from wells drilled in the ground and refined into gasoline and fuel oils
• Raw material that exist in a nutural state and are used to produce products or finished goods
• Made up of sand, silt, clay, and organic matter which makes up much of soil
• Any useful substance found on the Earth that has not been formed by plant and animal remains.

Population Density

• Any useful substance found on the Earth
• A periodic government count of the population
• Utilizing the talents of the states population
• An average of how many people there are in a square mile

Forest

• Soft coal
• Resources formed millions of years ago from remains of plants and animals under the Earths crust
• Hard coal
• a large growth of trees and underbrush

Anthracite

• Soft coal
• Hard coal
• Any useful substance found on the earth that has not been formed by plant and animal remains
• A large growth of trees and underbrush

Bituminous

• Hard coal
• Soft coal
• Gas coming from the Earths crust through openings or bored wells
• Made up of sand, silt, clay, and organic matter

Natural gas

• Gas coming from Earths crust through natural openings or bored wells
• An oily flamable liquid obtained from wells drilled in the ground and refined into gasoline and fuel oils
• Made of sand, silt, clay, and organic matter
• soft coal

Fossil fuels

• Any useful substance found on the earth that has not been formed by plant and animal remains.
• Raw material that exists in a natural state and are used to produce products or finished goods
• A periodic government count of the population
• Resources formed millions of years ago from remains of plants and animals under the Earths crust

Mineral resources

• Raw material that exist in a natural state and are used to produce products or finished materials
• An average of how many people there are in a square mile
• An oily flamable liquid obtained from wells drilled in the ground and refined into gasoline and fuel oils.
• Any useful substance found on the Earth that has not been formed by plant and animal remains

Census

• Resources formed millions of years ago from remains of plants and animals
• An average of how many people there are in a square unit
• Hard coal
• A periodic government count of the population.