Science test Chapter 5
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- HOw is each fossil fuel formed?
- in the Earth's crust over millions of years buried form the remains of once-living organisms
- recycling EX.
- metal, plastic, glass, and paper
- petroleum EX.
- diesel fuel, kerosene, gasoline, jet fuel, fuel oil
- What are disadvantages of the alternative resources?
- some resources are risky and may cause environmental damages, and you need to find a specific place for that resource
- renewable resources EX.
- fresh water, fish, and trees
- biomass EX.
- dung, wood waste
- insulation EX.
- fiber glass
- What are the differences of nonrenewable and renewable resources?
- RENEWABLE=can be replaced over a short period of time, all of them relate to nature and is not man-made NONRENEWABLE=can be replaced over thousands or millions of years, all of the nonrenewable items don't feel man-made.They all kind of relate to grease and oils.
- biodegradable EX.
- plant matter, animal matter, apple core
- natural resources EX.
- lumber, gasoline, and electricity
- What are the problems faced by fossil fuels? HOw can we minimize these problems?
- PROBLEMS: burning of coal, acid precipitation, mining of coal, obtaining petroleum, burning petroleum, and smog. MINIMIZE: traveling in automobiles if neccessary by carpooling, riding a bike, walking, or using the mass-transit systems
- fossil fuels EX.
- petroleum, natural gas, and coal
- What are advantages of the alternative resources?
- renewable resources and they all generate electricity
- What are the three differnet forms of fossil fuels?
- 1. Petroleum 2.Natural Gas 3. Coal
- energy resources EX.
- fossil fuels
- How is energy released from fossil fuels?
- when they are burned
- nonrenewble resources EX.
- coal, natural gas, and iron ore