Energy Transformation in a Mobile Phone

Edit Answers
12345
Across
  1. 2. Converts sound energy into electrical energy.
  2. 3. This type of screen converts electrical energy into light energy.
  3. 5. Converts electrical energy into electromagnetic energy.
Down
  1. 1. Converts chemical energy into electrical energy.
  2. 2. These type of waves can used for mobile phones.
  3. 4. Converts electrical energy into sound energy.