| Nuclei ____ during nuclear fusion reactions. |
2 |
| Nuclei ____ during nuclear fission reactions. |
8 |
| C-12 is a stable isotope, whereas C-14 is a ____ isotope. |
beta |
| Carbon-14 has 6 protons and ____ neutrons. |
gamma |
| All helium isotopes have ____ protons. |
Geiger |
| A ____ counter is used to detect ionizing radiation. |
join together |
| A ____ ray is a photon emitted by a radioactive substance. |
radioactive |
| A ____ particle is a high-speed electron emitted by nuclei. |
split apart |
