Across
- 2. the star located at the centre of the Solar System.
- 7. A molecule or atom that accepts electrons in an oxidation-reduction reaction.
- 9. The inverse of the Period.
- 10. the unit of power flux in the International System of Units.
Down
- 1. The heaviest gaz of the world.
- 3. Just under the visible light.
- 4. The first planet to form in the solar system.
- 5. The chemical element with atomic number 7.
- 6. a propagating dynamic disturbance of one or more quantities.
- 8. the unit of force in the International System of Units.