radioactivity
/ˌreɪdɪəʊakˈtɪvɪti/
The release of energy from unstable atoms.
“The scientist carefully measured the radioactivity in the glowing rocks.”
My Deck'e ekle
/ˌreɪdɪəʊakˈtɪvɪti/
The release of energy from unstable atoms.
“The scientist carefully measured the radioactivity in the glowing rocks.”
My Deck'e ekle