| Front | What is an example of AC? |
| Back | Mains electricity |
| Tags | electricity |
| Front | What is diffuse reflection? |
| Back | Reflection from a rough surface causes scattering: this is called diffuse reflection. It doesn't produce an image. |
| Tags | phys_paper_2 phys_topic_6 |
| Front | What is inertial mass? |
| Back | The ratio of the force needed to accelerate an object over the acceleration produced. An object with a large inertial mass will require a larger force to produce a given acceleration. |
| Tags | phys_paper_2 phys_topic_5 |