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Index
»
Chapter 4 Using Earth`s Resources
»
Chapter 1
»
Level 1
level: Level 1
Questions and Answers List
level questions: Level 1
Question
Answer
Is a material that formed from the decay of ancient organisms and is used today as a source of energy
Fossil Fuel
Include wind, moving water, and solar energy, or energy from the Sun
Renewable Resources
Uses water to produce electricity.
Hydroelectric power plant
Artificial material resulting from modifying natural resources by chemical processes in a laboratory.
Synthetic material
is a synthetic substance derived from petroleum, a fossil fuel.
Plastic
Is any type of fabric, especially one made by weaving or knitting fibers together
Textile
Its main ingredient is silicate sand
Glass
live on the root nodules of legumes, such as bean, pea, and peanut plants. These bacteria turn nitrogen gas into ammonia
Nitrogen-fixing bacteria
Bacteria that change the nitrates in the soil back into nitrogen gas.
Denitrifying bacteria
The process through which Denitrifying bacteria in the soil change some of the nitrates back into nitrogen gas.
Denitrification
Is a way to recycle nitrogen.
Composting