Introduction to Sensors

ldr circuit
Lesson Details
What are the sensors? How are they categorized based on the output they provide? How to read digital and analog sensors using evive?

Activities:

  • Understanding the working of evive's Pin State Monitor.
  • Visualizing the light sensor using evive.
Classroom Bundle Used: STEM Classroom Bundle, STEM Mini Classroom Bundle
Prerequisites: None
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Lesson Overview

Students will learn the following things:

  • What is sensor?
  • Classification of sensor:
    • Active and passive sensors
    • Digital and analog sensors
  • What is Light Dependent Resistor and how it works.
  • How to visualise sensor output on evive.

Material Required

1 set of the following material per group of 3-5 students:

Lesson Outline

Introduction - 5 minutes
Sensor - 15 minutes
  • Senses that human have.
  • What is a sensor?
  • Classification of sensor according to the power source – Active and Passive sensors.
  • Classification of sensor according to the output – Digital and Analog sensor.
LDR Sensor - 5 minutes
Pin State Monitor - 10 minutes
  • How to visualize the digital and analog sensor output on Pin State Monitor menu?
Activity - 20 minutes
  • Making the LDR sensor circuit.
  • Visualizing the sensor output on evive.
Wrapping up the lesson - 5 minutes

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