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Jeopardy Jeopardy PHY101 Chapter 11 Review Study of Nuclear Physics Cheryl Dellai
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Study of Nuclear Physics BasicsParticlesHalf-LifeReactions Controlled Reactions Potpourri $100 $200 $300 $400
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Basics $100 What is the atomic mass unit? ANSWER
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Basics $200 What are the parts of an atom?
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ANSWER Basics $300 What is a Mass Number?
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ANSWER Basics $400 What is an isotope?
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Particles $100 ANSWER Name 3 types of particles
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ANSWER When sulfur-35 (Z = 16) decays to chlorine-35 (Z = 17), a(n) __________ is emitted. Particles $200
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ANSWER Particles $300 Nuclear radiation can be detected by using a __________.
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Particles $400 ANSWER Two particles that will be deflected by a magnetic field are __________ and __________.
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Half-Life $100 ANSWER When a nucleus in an excited state decays to the ground state, a(n) __________ particle is emitted.
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Half-Life $200 ANSWER The time interval during which a nucleus has a 50% probability of decaying is its __________.
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Half-Life $300 ANSWER The half life of uranium-232 is 70 years. The time for 3/4 of a sample of uranium-232 to decay is __________.
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Half-Life $400 ANSWER If a piece of wood is suspected to be several thousand years old, its true age can likely be determined through use of the isotope _________.
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Reactions $100 ANSWER The combining of two nuclei to form a larger nucleus with the release of energy is __________.
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Reactions $200 ANSWER What is fission?
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Reactions $300 ANSWER What is meant by binding energy?
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Reactions $400 ANSWER In a bad accident, a nuclear reactor could explode like an atomic bomb. (T/F)
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Controlled Reactions $100 ANSWER Magnetic confinement is used in controlled fusion experiments to control a plasma. (T/F)
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Controlled Reactions $200 ANSWER In a nuclear reactor, __________ are used to limit the number of neutrons passing from one fuel rod to another.
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Controlled Reactions $300 ANSWER Two areas in which fusion is the source of energy are __________ and __________.
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Controlled Reactions $400 ANSWER The determination of the composition of a material by bombarding it with neutrons and monitoring the emitted radiation is __________.
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Potpourri $100 ANSWER The Voyager space probes used electricity provided by __________.
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Potpourri $200 ANSWER When uranium-238 (Z = 92) is bombarded with a neutron, it can change into __________.
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Potpourri $300 ANSWER The mass of an atom of carbon-12 (Z = 6) is less than the mass of 6 protons and 6 neutrons because of __________.
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Potpourri $400 ANSWER Most stable element.
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Basics $100 Answer Back to Jeopardy What is the atomic mass unit? 1 amu = 1 u = 1.66*10 -27 kg
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Basics $200 Answer Back to Jeopardy What are the parts of an atom? Proton positive charge in the nucleus of an atom. Atomic # (Z) = # of protons determine element Neutron neutral particle in the nucleus of an atom. Neutron # (N) = # of neutrons determine isotope Electron negative charge in the outer shell of an atom.
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Basics $300 Answer Back to Jeopardy What is a Mass Number? A = Z + N
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Basics $400 Answer Back to Jeopardy What is an isotope? Isotopes of a given element have the same number of protons in the nucleus but different number of neutrons. A 14 Element Name example C Z 6
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Particles $100 Answer Back to Jeopardy Name 3 types of particles Alpha particle helium-4 nucleus Beta particle electron Gamma Ray energy
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Particles $200 Answer Back to Jeopardy When sulfur-35 (Z = 16) decays to chlorine-35 (Z = 17), a beta particle (electron) is emitted.
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Particles $300 Answer Back to Jeopardy Nuclear radiation can be detected by using a Geiger counter.
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Particles $400 Answer Back to Jeopardy Two particles that will be deflected by a magnetic field are alpha and beta particles.
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Half-Life $100 Answer Back to Jeopardy When a nucleus in an excited state decays to the ground state, a gamma ray is emitted.
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Half-Life $200 Answer Back to Jeopardy The time interval during which a nucleus has a 50% probability of decaying is its half-life.
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Half-Life $300 Answer Back to Jeopardy The half life of uranium-232 is 70 years. The time for 3/4 of a sample of uranium-232 to decay is 140 years.
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Half-Life $400 Answer Back to Jeopardy If a piece of wood is suspected to be several thousand years old, its true age can likely be determined through use of the isotope carbon-14.
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Reactions $100 Answer Back to Jeopardy The combining of two nuclei to form a larger nucleus with the release of energy is nuclear fission.
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Reactions $200 Answer Back to Jeopardy What is fission? The splitting of a large nucleus into two smaller nuclei.
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Reactions $300 Answer Back to Jeopardy What is meant by binding energy? This indicates how tightly bound together a nucleus is.
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Reactions $400 Answer Back to Jeopardy In a bad accident, a nuclear reactor could explode like an atomic bomb. (False)
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Controlled Reactions $100 Answer Back to Jeopardy Magnetic confinement is used in controlled fusion experiments to control a plasma. (True)
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Controlled Reactions $200 Answer Back to Jeopardy In a nuclear reactor, control rods are used to limit the number of neutrons passing from one fuel rod to another.
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Controlled Reactions $300 Answer Back to Jeopardy Two areas in which fusion is the source of energy are stars, hydrogen bombs, & tokamak reactors
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Controlled Reactions $400 Answer Back to Jeopardy The determination of the composition of a material by bombarding it with neutrons and monitoring the emitted radiation is neutron activation analysis.
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Potpourri $100 Answer Back to Jeopardy The Voyager space probes used electricity provided by radioisotope thermoelectric generators.
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Potpourri $200 Answer Back to Jeopardy When uranium-238 (Z = 92) is bombarded with a neutron, it can change into uranium-239.
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Potpourri $300 Answer Back to Jeopardy The mass of an atom of carbon-12 (Z = 6) is less than the mass of 6 protons and 6 neutrons because of binding energy.
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Potpourri $400 Answer Back to Jeopardy Most stable element. Iron Element 26
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