A. Radioactive element
B. Radioactive cell
C. Radioactive atom
D. Radioactive substance
Correct Answer: Radioactive atom ✔
Last Updated: May 23, 2024
A. Radioactive element
B. Radioactive cell
C. Radioactive atom
D. Radioactive substance
Correct Answer: Radioactive atom ✔
Last Updated: May 23, 2024