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Ch.29 Notes
Question | Answer |
---|---|
What is Reflection? | The bouncing back of a particle or wave that strikes a boundary between two media. |
What is the line drawn perpendicular to the point where the incident ray and the reflective ray called? | The normal |
The_______________ states that the angle of incidence and the angle of reflection are equal to each other. | Law of Reflection |
What is an image? | A likeness or a reproduction of an object. |
______________ is the reflection of light from a rough surface. | Diffuse reflection |
echo | reflected sound |
What is the study of the reflective properties of surfaces? | Acoustics |
Virtual Images | Images that seem to be in or behind the mirror. |
Real Images | Formed by converging light rays and can be displayed on a screen. |
A light wave that strikes a boundary. | Incident Wave |
A light wave that bounces off a boundary. | Reflected Wave |
Sound energy not reflected is ____________ or ___________. | Absorbed, transmitted |
ANgle of Incidence | The angle formed between the incident ray an the normal. |
Angle of Reflection | The angle formed between the reflective ray and the normal. |
Plane mirrors only produce _________________. | virtual images |