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
Beta decay
Gamma decay
Electron capture
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What is the primary mode of radioactive decay for heavy nuclei?
Alpha decay
Beta decay
Gamma decay
Electron capture
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Which type of radiation has the highest penetrating power?
Alpha particles
Beta particles
Gamma rays
Neutrons
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Which of the following isotopes is commonly used in carbon dating?
Carbon-12
Carbon-13
Carbon-14
Carbon-15
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Which decay process involves the emission of a positron?
Alpha decay
Beta decay
Gamma decay
Electron capture
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The half-life of a radioactive substance is defined as:
The time it takes for half of the radioactive atoms to decay
The time it takes for all of the radioactive atoms to decay
The time it takes for the radioactive substance to become stable
The time it takes for the radioactive substance to emit gamma rays
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Which of the following is a product of alpha decay?
A helium nucleus
An electron
A neutron
A proton
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Which of the following particles has the same mass as an electron but carries a positive charge?
Alpha particle
Beta particle
Proton
Neutron
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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
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Which of the following statements is true about nuclear fission?
It involves the combination of two atomic nuclei to form a larger nucleus.
It releases energy by splitting heavy atomic nuclei into smaller fragments.
It is a natural process that occurs spontaneously in all atoms.
It does not release any radiation.
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