Vocabulary project - Anej Lampelj - Science
Across
- 3. / a number of things
- 4. Radiation / penetrating electromagnetic radiation arising from the the radioactive decay of atomic nuclei
- 8. / gives out negative charge
- 9. Earth Metal / 6 chemical elements in group 2 of the periodic table
- 12. / able to be hammered or pressed into shape without breaking or cracking
- 13. / being reactive
- 14. / emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei
- 16. Decay / process by which an unstable atomic nucleus loses energy
- 18. / damage caused to metal, stone, or other materials by corrosion
Down
- 1. / has no charge
- 2. Accelerator / machine that uses electromagnetic fields to propel charged particles to very high speeds and energies
- 5. Number / the total number of protons and neutrons in a nucleus
- 6. Symbol / abbreviation for a chemical element
- 7. / a solid material which is typically hard
- 10. Level / a comparative level of capacity for vigorous activity
- 11. /solid substance that has a conductivity
- 15. molecule / molecules composed of only two atoms
- 17. mass / the mass of an atom of a chemical element