MCQOPTIONS
Saved Bookmarks
| 1. |
What is the energy change that takes place when an electric bulb is switched on? |
| A. | Electrical energy is converted in to heat and light energy. |
| B. | Electrical energy is converted into chemical energy. |
| C. | Electrical energy is converted into sound energy. |
| D. | Electrical energy is converted into mechanical energy. |
| Answer» B. Electrical energy is converted into chemical energy. | |