Activity: Day-to-Day Conversion Devices

Most of the day-to-day devices that we use are energy conversion devices. In this activity, you will identify the fundamental form of energy that is put in to each device and the output form of energy that is a result.

Your task is to look at six devices and decide what form of energy is the input and which is the output form of energy. Think about your answers carefully before reading ahead to the answers.

  1. Lawn Mower
  2. Computer
  3. Sun
  4. Tree
  5. Gas Furnace
  6. Hair Dryer

Activity Answers
  1. Lawn Mower
    Input: Chemical
    Output: Mechanical or kinetic
  2. Computer
    Input: Electrical
    Output: Light and Sound
  3. Sun
    Input: Nuclear
    Output: Radiant
  4. Tree 
    Input: Radiant
    Output: Chemical
  5. Gas Furnace 
    Input: Chemical
    Output: Thermal or Heat
  6. Hair Dryer 
    Input: Electrical
    Output: Heat or Electric