Radioactivity Flashcards

1
Q

Radioactivity

A

Spontaneous breaking up of unstable nuclei with emission of one or more types of radiation

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2
Q

Nuclear reaction

A

Process that alters the composition, structure or energy of an atomic nucleus

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3
Q

The half-life

A

Time taken for half of the nuclei in any given sample to decay

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4
Q

Radioisotope

A

Radioactive isotope

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5
Q

Radiocarbon dating

A

Technique used to determine the age of an object containing carbon. It is based on the ratio of carbon-14 to carbon-12 in the object

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