Reflection of waves: Waves: Physics: GCSE (9:1)

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15 Terms

1
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What a wave can do at the boundary between different materials

The wave can be reflected, refracted, transmitted or absorbed

<p>The wave can be reflected, refracted, transmitted or absorbed</p>
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Reflection

When a wave meets meets the boundary between two different materials and bounces off

<p>When a wave meets meets the boundary between two different materials and bounces off</p>
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Echo

The name given to a reflected sound wave

<p>The name given to a reflected sound wave</p>
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Law of reflection

The angle of incidence is equal to the angle of reflection (measured from the normal line)

<p>The angle of incidence is equal to the angle of reflection (measured from the normal line)</p>
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Incident ray

The incoming ray that hits the smooth surface

<p>The incoming ray that hits the smooth surface</p>
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Angle of incidence

The angle between the incident ray and the normal line

<p>The angle between the incident ray and the normal line</p>
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Reflected ray

The ray after it has been reflected from the smooth surface

<p>The ray after it has been reflected from the smooth surface</p>
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Angle of reflection

The angle between the reflected ray and the normal line

<p>The angle between the reflected ray and the normal line</p>
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Normal line

An imaginary line at right angles to the boundary between two different materials where all angles are measured from

<p>An imaginary line at right angles to the boundary between two different materials where all angles are measured from</p>
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Specular reflection

When light is reflected from a smooth surface in a single direction e.g. from a plane mirror

<p>When light is reflected from a smooth surface in a single direction e.g. from a plane mirror</p>
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Plane mirror

A flat mirror that allows an image to be seen

<p>A flat mirror that allows an image to be seen</p>
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Image formed in a plane mirror

The image formed is upright and virtual

<p>The image formed is upright and virtual</p>
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Virtual image

An image that forms at a position where light rays appear to come from but do not actually come from e.g. the image in a plane mirror

<p>An image that forms at a position where light rays appear to come from but do not actually come from e.g. the image in a plane mirror</p>
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Diffuse reflection

When light is reflected from a rough surface and scatters in many directions

<p>When light is reflected from a rough surface and scatters in many directions</p>
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Image formed from a diffuse reflection

A image formed is distorted image if it forms at all