Across
- 5. if you find a substitute you can ... something
- 6. if you move around in a country or between countries
- 7. very thin
- 8. an invention which made it possible to send messages across the continent without delay
Down
- 1. new inventions or rules
- 2. a pattern of signals or letters that conveys a message
- 3. ghosts can....suddenly out of a wall
- 4. immediately