Reflection from Surfaces (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
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What is reflection?
What is reflection?
When a wave hits a surface and bounces back into the original medium
Number of reflection types
Number of reflection types
2 types (specular and diffuse)
Type of reflection on smooth surface
Type of reflection on smooth surface
Specular reflection
Type of reflection on uneven surface
Type of reflection on uneven surface
Diffuse reflection
Specular reflection definition
Specular reflection definition
Occurs when waves hit a smooth surface
Diffuse reflection definition
Diffuse reflection definition
Occurs when waves hit a distorted, uneven surface
Angle of reflection in specular reflection
Angle of reflection in specular reflection
Same as angle of incidence
Angle of reflection in diffuse reflection
Angle of reflection in diffuse reflection
Different from angle of incidence
What is the 'normal' in ray diagrams?
What is the 'normal' in ray diagrams?
A line at to the boundary
Tools needed to draw ray diagrams
Tools needed to draw ray diagrams
Sharp pencil, ruler, and protractor