Science test Chapter 5
STUDY FOR TEST !!!!
Terms
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- biomass
- organic matter that contains stored energy
- petroleum
- crude oil
- biodegradable
- any material that can be broken down and recycled by bacteria and other decomposers
- geothermal energy
- energy produced by heat within the Earth's crust
- efficiency
- is the percentage of energy that is actually used to perform work
- natural gas
- any gaseous fossil fuel
- energy conservation
- reducing energy use
- smog
- a photochemical fog produced by the reaction of sunlight and air pollutants
- natural resource
- any natural substance, organism, or energy that living things use
- coal
- formed underground from buried, decomposed plant material
- wind energy
- a tremendous amount of energy in wind
- gasohol
- alccohol and gasoline mixed together to form a fuel mixture
- nuclear energy
- an alternative source of energy that is derived from the nuclei of atoms
- solar energy
- energy from the sun
- fossil fuels
- nonrenewable energy resource that form in the Earth's crust buried from remains of once-living things
- recycling
- the process of reclaiming raw materials and reusing them to make new products
- leachate
- rainwater falling on a dump dissolved chemicals from the wastes, forming a polluted liquid
- energy resource
- natural resources that humans use to produce energy
- nonrenewable resource
- a natural resource that can be replaced over thousands or millions of years
- insulation
- a layer of material that traps heat flow between the air inside and outside a building
- hydroelectric energy
- electricity produced by falling water
- tidal energy
- energy generated from the movement of tides
- renewable resource
- a natural resource that can be used and replaced over a relatively short time
- acid precipitation
- rain or snow that has a high acid content due mainly to air pollutants
- refinery
- an industrial plant for purifying crude substances