'Reflects red light' diaporamas de présentation

The Electromagnetic Spectrum and Light

The Electromagnetic Spectrum and Light. 18.1 Electromagnetic Waves. 18.1 Electromagnetic Waves. Electromagnetic waves are transverse waves consisting of changing electric fields and changing magnetic fields. Like mechanical waves, electromagnetic waves carry energy from place to place

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Light and Sound

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Light and Sound

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Light and Sound

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Waves

Waves. Waves. Wave : a disturbance that transfers energy from place to place. Medium : the material through which the wave can pass. Waves are classified by: 1. the way they move. 2. the medium through which the wave can pass. Transverse waves :. Particles of the medium move

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Light

Light. Visible Light. Visible Light - the range of frequencies of electromagnetic waves that stimulates the retina of the eye. Visible Light. The lowest frequency of light we can see is red light The highest frequency of light we can see is violet light

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Light and Optical Systems

Light and Optical Systems. Topic 1 : What is Light?. Light The form of energy we can see What are some natural light sources? Natural light sources Sun Fire Stars Glow-worms Lightning Magma What are some artificial light sources? Artificial light sources Light bulb Cameras Stoves

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Light

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Light travels much faster than sound. For example:

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Light

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Law of Reflection

Law of Reflection. Angle of incidence = Angle of reflection. The Law of Reflection. In other words, light gets reflected from a surface at ____ _____ angle it hits it. The same !!!. Clear vs. Diffuse Reflection. Smooth, shiny surfaces have a clear reflection:.

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