Across
- 3. Gamma rays are __________ by magnetic and electric fields.
- 6. Results from radioactive decay, which is the process in which unstable atomic nuclei transformation and emit radiation.
- 8. A radioactive imbalance of protons and neutrons.
- 9. Particles that consist of two protons and two neutrons, are stopped easily, and are deflected in the presence of magnetic or electric fields.
- 10. 5730 is the half-life of ________.
Down
- 1. Most radiation we encounter is _______ __________ radiation that originates in Earth and Space.
- 2. Particles that are an ejected electron from a neutron.
- 4. Radioactivity has existed longer than the _____ race.
- 5. Pure energy.
- 7. Most radiation is ____ intense at higher altitudes.