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JSS3: BASIC SCIENCE - 2ND TERM

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  • Meaning of Radioactivity

Radioactivity refers to the spontaneous emission of radiation by an element. It can also be defined as the particles which are emitted from a nucleus as a result of nuclear instability.

The phenomenon of radioactivity was discovered by Henry Becquerel in 1896.

Meaning of Radioactivity

 

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