• describe briefly the function of virtual headsets
• describe how the device works
• define sensors
• explain how the computer can understand data
• explain how a computer can be used to control devices.
• state the applications of temperature sensors
• state the applications of moisture/ humidity sensors
• state the applications of light sensors
• state the applications of infrared/motion sensors
• state the applications of pressure sensors
• state the applications of acoustic/sound sensors
• state the applications of gas sensors
• state the applications of pH sensors
• state the applications of magnetic field sensors
• explain the sensors for monitoring systems
• explain the sensors for controlling systems
• state the examples of monitoring applications of sensors.

*examples of controlling applications of sensors can be taken from any sensors (e.g: temp, pressure, light, and etc)