Leaving Certificate Physics Definitions - January 2025
| Front | n – type doping: |
| Back | A controlled quantity of a group V element such as Phosphorus is added to the silicon. Phosphorus has five outer electrons. Four of the outer electrons are involved in bonding and the fifth is available to act as a conductor |
| Front | Velocity |
| Back | Displacement/Time |
| Front | Geostationary satellites |
| Back | Geostationary satellites give the illusion of being stationary above a particular point on the earth. To an observer on the earth it seems that the satellite is always in the same place |