sensor Flashcards
1
Q
How does the pressure sensor work
A
- detect pressure of an object
2
Q
How does the pH sensor work
A
- To measure how acidic/alkaline the substance is
e.g. to alert when there may be something polluting the substance
3
Q
How does the light sensor work
A
- to measure the brightness of an environment
4
Q
How does the temperature sensor work
A
- to measure the temperature of the environment
5
Q
How does the gas sensor work
A
- to measure the amount of CO2/oxygen
e.g. monitoring pollution
6
Q
How does the humidity sensor work
A
- to measure the water content in the air
7
Q
How does the infrared/motion sensor work
A
- to measure the level of infrared/microwaves deflected
e.g. to alert any intruder
