Science Crossword Puzzle Gold Grade
Across
- 2. a subatomic particle, symbol n or n⁰ , which has a neutral charge, and a mass slightly greater than that of a proton.
- 3. Rows and columns arrangement of the chemical elements. It is widely used in chemistry, physics, and other sciences, and is generally seen as an icon of chemistry.
- 5. Non-tangible substances that cannot be seen or felt, but can be smelt.
- 7. an electron in the outer shell associated with an atom
- 11. A hard, shiny material that possess good thermal and electrical conductivity
- 12. In-between the last two, more conductive than one but not as much as the other,and look similar but are also brittle and fragile.
- 14. a lasting attraction between atoms or ions that enables the formation of molecules and crystals.
Down
- 1. a small, dense nucleus surrounded by orbiting electrons.
- 4. a subatomic particle with a negative one elementary electric charge.
- 6. Tangible objects that you can grab, touch, or feel.
- 8. A substance that takes the shape of whatever it's in.
- 9. diagrams that show the bonding between atoms of a molecule
- 10. Lack certain properties, are insanely brittle & fragile, and cannot conduct electricity.
- 13. a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.