an isotope undergoes radioactive decay by emitting radiation that has no mass. what other characteristic…

an isotope undergoes radioactive decay by emitting radiation that has no mass. what other characteristic does the radiation have? some shielding required positive or negative charge low penetrating power no charge
Answer
Brief Explanations:
Gamma - radiation has no mass and no charge. Among the options, radiation with no mass is likely gamma - radiation which is uncharged.
Answer:
no charge