Chemistry for Today General Organic and Biochemistry Hybrid
Quiz 10: Radioactivity and Nuclear Processes
Collins and Loftus Created a Revised Semantic Network Model to ______. A
Which of the following types of radiation is composed of particles which carry a negative charge? A)alpha B)beta C)gamma D)positron
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Carbon-14 dating is a useful tool for determining the age of the artifacts of ancient civilizations.However,when future archeologists study ruins of our civilization,they obtain confusing results -- with some artifacts dating MUCH older than others.Which of the following would be an explanation for these results? A)Variations in the Sun's intensity and production of cosmic rays. B)Ecosystem changes resulting in a reduction in carbon based life. C)The use of petroleum based synthetic materials. D)None of the choices.
The decay of
occurs through the emission of A)an alpha particle. B)a beta particle. C)a positron. D)a proton.
The greatest threat posed by a nuclear (fission)power plant is A)release of radioactive isotopes when the molten core reaches the water table. B)fish kills resulting from use of local rivers for cooling. C)having the core melt,ultimately reaching China. D)thermonuclear detonation.
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