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chapter 9 and 18

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QuestionAnswer
the most abundant fossil fue is_____? coal
the wise and careful use energy resources is called_____? conservation
petroleum, natural gas, and coal are the three kinds of____? fossil fuils
the largest source of background radiation is ____? radon gas
electricity produced by falling water is called ____? hydroelectricity
renewable organic matter, such as wood and rice hulls, are examples of? biomass
the part of the nuclear reactor in which the fuel is located is called the? core
the most penetrating type of radiation is gamma
the three types of nuclear radiation in increasing order of penetrating power are alpha beta gamma
the type of radioactive particle that can be stopped by a sheet of paper is the alpha
a beta travels more _____ than alpha particle quickly
radiation can be used to stop ____ types of cancerous cells from growing some
energy in the sun is produced as a result of nuclear ____ reactions fusion
a form of radiation that travels as waves is a _____. gamma ray
marie and pierre curie discovered the elements radium and _____ polinium
the use of carbon-14 to determine the age of fossils is called ___________ radioactive dating
a beta particle travels more ________ than an alpha particle quickly
a device that indicates the presence of radiation by clicking sounds or flashes of light is a(n) geiger counter
the descovery that uranium is a radioactive element was made by? Henri Becquerel
a liquid fossil fuel formed by the remains of plants and animals is? petroleum
Created by: ilovejuan
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