level: Level 1
Questions and Answers List
level questions: Level 1
| Question | Answer |
|---|---|
| Absorption | When energy is transferred from light to a material |
| Scattering | When light bounces of an object in all directions |
| Transparent | A material that allows all light to pass through it |
| Translucent | A material that allows some light to pass through it |
| Opaque | A material that allows no light to pass through it |
| Incident ray | The incoming ray |
| Reflected ray | The outgoing ray |
| Normal line | From which angles are measured, at right angles to the surface |
| Angle of reflection | Between the normal and reflected ray |
| Angle of incidence | Between the normal and incident ray |