Post on 04-Jan-2016
JeopardyJeopardy
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Light TransparencyVisible
SpectrumWave
PropertiesExamples
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Final JeopardyFinal Jeopardy
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A form of energy that can be detected by A form of energy that can be detected by the human eyethe human eye
What is light?What is light?
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Light travels in ____________.Light travels in ____________.
What is waves?What is waves?
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Light transforms into __________ when Light transforms into __________ when absorbed by a material.absorbed by a material.
What is heat?What is heat?
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Light energy can be absorbed, reflected or Light energy can be absorbed, reflected or ___________________.___________________.
What is transmitted?What is transmitted?
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Three properties that describe the amount Three properties that describe the amount of light energy that is absorbed or of light energy that is absorbed or reflected.reflected.
What is colour, texture, and sheen?What is colour, texture, and sheen?
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Materials can be classified as transparent, Materials can be classified as transparent, translucent, or ______________.translucent, or ______________.
What is opaque?What is opaque?
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Clouds are examples of this type of Clouds are examples of this type of material.material.
What is translucent?What is translucent?
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This is what happens to light rays when This is what happens to light rays when they hit an opaque material.they hit an opaque material.
What is reflect and/or absorb?What is reflect and/or absorb?
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What is translucent?What is translucent?
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You would expect the homes in very You would expect the homes in very tropical places to be built with these types tropical places to be built with these types of materials.of materials.
What is light coloured, smooth and shiny?What is light coloured, smooth and shiny?
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The colours of the visible spectrum.The colours of the visible spectrum.
What is red, orange, yellow, green, blue, What is red, orange, yellow, green, blue, indigo, and violet?indigo, and violet?
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This explains why we see “red”.This explains why we see “red”.
What is the red light wave is reflected?What is the red light wave is reflected?
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This scientist proved that light was made This scientist proved that light was made up of spectral colours.up of spectral colours.
Who is Sir Isaac Newton?Who is Sir Isaac Newton?
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This is how it was proved that light was This is how it was proved that light was made up of spectral colours.made up of spectral colours.
Using 2 prisms – one to separate light into Using 2 prisms – one to separate light into colours and another to blend the colours colours and another to blend the colours back into white light?back into white light?
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Because it is the fastest colour, it slows Because it is the fastest colour, it slows down & bends the most when it enters a down & bends the most when it enters a new material.new material.
What is violet?What is violet?
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The top of a wave & the bottom of a wave.The top of a wave & the bottom of a wave.
What is the crest and trough?What is the crest and trough?
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The height of a waveThe height of a wave
What is amplitude?What is amplitude?
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As wavelength lengthens, energy & As wavelength lengthens, energy & frequency _________________.frequency _________________.
What is decrease?What is decrease?
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The order of infrared radiation, gamma The order of infrared radiation, gamma radiation and x-ray radiation from lowest radiation and x-ray radiation from lowest energy to highest.energy to highest.
What infrared, x-ray, gamma?What infrared, x-ray, gamma?
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The order of microwaves, radio waves and The order of microwaves, radio waves and yellow from highest frequency to lowest yellow from highest frequency to lowest frequency.frequency.
What is yellow, microwaves, radio waves?What is yellow, microwaves, radio waves?
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Ship to ship communication, AM, FM, Ship to ship communication, AM, FM, televisiontelevision
What is radio waves?What is radio waves?
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Black lightsBlack lights
What is ultraviolet?What is ultraviolet?
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Remote controlsRemote controls
What is infrared?What is infrared?
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LasersLasers
What is visible light?What is visible light?
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All seven radiant energies in order of All seven radiant energies in order of decreasing wavelength.decreasing wavelength.
What is radio, microwaves, infrared What is radio, microwaves, infrared radiation, visible light, ultraviolet radiation, radiation, visible light, ultraviolet radiation, x-rays, gamma rays?x-rays, gamma rays?
Final JeopardyFinal Jeopardy
The forms of radiant energy that present The forms of radiant energy that present potential risks to human health because of potential risks to human health because of their high energy levels.their high energy levels.
Ultraviolet, X-rays, gamma radiationUltraviolet, X-rays, gamma radiation
Great job & good luck on next day’s test Great job & good luck on next day’s test