Across
- 2. move something away from you.
- 3. move something towards you.
- 4. moving something both away and towards you.
- 7. device that increases the strength of an electrical signal by moving it back and forth.
- 9. stay in the same place or condition.
- 10. information about how well something is working.
- 11. giving food to someone or something.
- 12. system of connected electrical components that moves signals in opposite directions.
- 13. wire loop that sends information back to a machine.
Down
- 1. object that changes the size of an electrical signal by pushing and pulling it.
- 5. having something as part of a group or set.
- 6. object that helps control the flow of electricity in a circuit.
- 8. tool that helps make sure an electrical signal stays strong.