Across
- 3. energy released in the form of particle or electromagnetic waves
- 4. a substance or material that allows electricity to flow through
- 9. Has a trunk
- 12. electricity of which the element unit is the problem
- 14. something that makes vision possible
- 15. the capacity for doing work
- 17. having the electric charge or voltage less than zero
Down
- 1. Likes to chase mice
- 2. a complete circular path that electricity flows through
- 5. unit of electrical resistance in the metre kilogram second system
- 6. quantitative expression of the potential difference in charge between two points in an electrical field
- 7. Large marsupial
- 8. Flying mammal
- 10. the nucleus of every atom
- 11. Man's best friend
- 13. a negatively charged subatomic particle
- 16. the deliberate use of light to achieve practical or aesthetic effects