Welcome to the Knowledge Mouse Online Quiz
Light
| Questions |
Answers |
| straight line that is drawn at right angles to a wave front and points in the direction of wave travel. |
ray |
| ray that originates in a medium and strikes a boundary or an interface of that medium with another medium. |
incident ray |
| a ray that has rebounded from a boundary or interface. |
reflected ray |
| a ray that results from an incident ray entering a second medium of different optical density. |
refracted ray |
| angle between the incident ray and the normal at the point where the ray strikes the surface. |
angle of incidence |
| the angle between the reflected ray and the normal to the surface at the point of reflection. |
angle of reflection |
| states that the angle of incidence is equal to the angle of reflection. |
lawofreflection |
