Across
- 3. A loudspeaker that uses piezoelectric effect to generate sound
- 5. Thin carbon based material sandwiched between a positive and negative layer
- 7. provides steady 5V to supply pro micro
- 8. Large black square
- 10. Store electrical power
Down
- 1. on and off switch
- 2. Resists the flow of electrical current
- 4. A slide switch that has 3 pins
- 6. a diode that emits lights
- 9. holds all components together