Lesson 3 Part 1 Review

Natural Resource

• A useful material found in the environment
• A resource that natural forces or people can replace in a relatively short time
• A resource that cannot be replaced, or can be replaced only over millions of years

Renewable Resource

• A resource that natural forces or people can replace in a relatively short time

• A resource that cannot be replaced, or can be replaced only over millions of years

• Formed over millions of years from the remains of plants an animals

• A resource that is always available in unlimited quantities

Nonrenewable Resource

• A resource that cannot be replaced, or can be replaced only over millions of years
• A resource that natural forces or people can replace in a relatively short time
• A useful material found in the environment

Fossil Fuel (definition)

• Formed over millions of years from the remains of plants an animals
• Formed over hundreds of years from the remains of plants and animals
• Formed slowly from rocks

Examples of Renewable Resources

• Water, plants, animals
• Minerals, metal ores, fossil fuels
• Water bottle, cardboard, paper

Examples of Nonrenewable resources

• Minerals, metal ores, fossil fuels

• Water, plants, animals

• Water bottle, cardboard, paper

• Solar energy, wind energy, geothermal energy

Fossil fuels include petroleum, natural gas, and ______.

Examples of renewable energy sources

• Wind and sunlight

• Coal and natural gas

• Plants and animals

• Nuclear energy

True or false: Once nonrenewable resources are used up, they are gone.

• True
• False

Deforestation

• The loss of forest cover in a region
• The number of types of living things in a region or ecosystem
• Waste that makes the air, soil, or water less clean
• The development of machine-powered production and manufacturing