Page 65 - Ai Robogenius

4. Which of the following is an example of an input device on the Micro:bit?

(i) LED Display (ii) Radio

(iii) Speaker (iv) Button A

5. Identify the pins that are commonly used for connecting external devices like LEDs
or buzzers.

(i) Pins 0, 1 and 2 (ii) 3V Pin

(iii) GND Pin (iv) Touch Sensor

B. Write ‘T’ for true and ‘F’ for false.

1. Micro:bit has both input and output components that allow it to interact

with the environment and users.

2. An accelerometer is a motion sensor built inside the Micro:bit.

3. The LED display has a 5×5 matrix of 25 red LEDs on its front.

4. A buzzer is a small electronic device that produces sound.

5. The gold Micro:bit logo can be used as a speaker.

C. Fill in the blanks using the given hints:

1. The Micro:bit has gold strips along its bottom edge, called Hints
. Bluetooth
Pins
2. Micro:bit has a built-in sensor. 25

3. The LED display is an output device that emits . 3V pin
Light
4. There are pins on the edge connector, each
designed for different purposes.

5. The provides power to external devices and can also power the Micro:bit.

COMPETENCY-BASED QUESTIONS

1. Arjun wants to build a mini weather station using the Micro:bit that shows the
temperature and gives a warning when it gets too hot. Which input and output devices
should he use to make this project work?

2. Aarav wants to display his name on the Micro:bit when he presses a button. Which
input device should he use to make this happen?

Micro:Bit and the World Around Us
63