Across
- 5. Detects animal/human movement in a range
- 7. Converts light pulses into digital electrical signals
- 8. Used for motion and heat sensing
- 9. Senses the amount of deflection or bending alias flexible potentiometer
Down
- 1. Provides voltage boost
- 2. Device that measures distance using sound waves
- 3. Smallest version of an element used for precise control of angular position
- 4. Device used to produce a tone or an alarm
- 5. Converts light into electrical energy
- 6. interface that executes tasks on touch