Across
- 1. The speed of something in a given direction
- 6. An instrument for measuring electric current
- 7. A conductor through which electricity enters or leaves an object
Down
- 2. A substance that does not allow the passage of heat or sound
- 3. A device that provides a path for electrical current to flow
- 4. Capable of bending easily without breaking
- 5. range of invisible radiation wavelengths
- 8. flow of electric charge