Which circuit element allows to give sound to the outside?

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What are the pins (PWM) used for values ​​between 0-255 on the Arduino board?

• 3,5,6,9,10,11

• A0,A1,A2,A3,A4,A5

• GND

• RX,TX

From which pin is the power required for the circuit elements on the Arduino board?

• GND

• 5V

• A0

• 13

What is a photoresistor (LDR)?

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Which is the resistance?

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Which is the potentiometer?

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Which is the gas sensor?

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Which ultrasonic distance sensor is it?

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Which RGB led is it?

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Which is the temperature sensor?

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