Modern Physics - Nuclear Physics - SS2 Physics Past Questions and Answers - page 1
Which of the following is NOT a type of nuclear decay?
Alpha decay
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Beta decay
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Gamma decay
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Electron capture
What is the primary mode of radioactive decay for heavy nuclei?
Alpha decay
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Beta decay
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Gamma decay
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Electron capture
Which type of radiation has the highest penetrating power?
Alpha particles
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Beta particles
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Gamma rays
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Neutrons
Which of the following isotopes is commonly used in carbon dating?
Carbon-12
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Carbon-13
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Carbon-14
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Carbon-15
Which decay process involves the emission of a positron?
Alpha decay
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Beta decay
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Gamma decay
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Electron capture
The half-life of a radioactive substance is defined as:
The time it takes for half of the radioactive atoms to decay
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The time it takes for all of the radioactive atoms to decay
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The time it takes for the radioactive substance to become stable
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The time it takes for the radioactive substance to emit gamma rays
Which of the following is a product of alpha decay?
A helium nucleus
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An electron
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A neutron
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A proton
Which of the following particles has the same mass as an electron but carries a positive charge?
Alpha particle
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Beta particle
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Proton
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Neutron
Which of the following is NOT a safety precaution when working with radioactive materials?
Wearing protective clothing
Using shielding materials
Storing radioactive materials in a sealed container
Eating and drinking in the lab
Which of the following statements is true about nuclear fission?
It involves the combination of two atomic nuclei to form a larger nucleus.
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It releases energy by splitting heavy atomic nuclei into smaller fragments.
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It is a natural process that occurs spontaneously in all atoms.
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It does not release any radiation.
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