Question on: SS2 Physics - Modern Physics - Nuclear Physics

Which of the following statements about half-life is true?

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A

The half-life of a radioactive substance is constant and does not change.

 

B

Different radioactive isotopes have the same half-life.

 

C

The half-life of a radioactive substance can be altered by external factors.

 

D

The half-life of a radioactive substance depends on its temperature.

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Correct Option: C

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