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Plutonium-239 undergoes two alpha decays and one beta decay, emitting 2 gamma rays in the process.
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Which statement about sound is not true? a. air particles travel with sound waves. b. sound waves cannot travel through a vacuum. c. sound waves exist even if no one hears them. d. air particles vibrate along the path of a sound wave.
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Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.
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Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon
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Plutonium-239 undergoes two alpha decays and one beta decay, emitting 2
gamma rays in the process....
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