Marie and Pierre Curie coined which term to describe the ability of certain elements to give off radiation spontaneously?

Florescence
Rarefaction
Radioactivity**
Electromagnetic
(**=my answer)

NVM I got it

what is the answer

P.S I need help ASP

You're right.

I know XD

Yes, your answer is correct. Marie and Pierre Curie coined the term "radioactivity" to describe the ability of certain elements to give off radiation spontaneously.

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