# Light

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• Created by: Chinmay
• Created on: 05-05-13 11:50
What are the 3 Primary Colours of Light?
Red, Green and Blue
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What are the 3 Secondary Colours of Light?
Yellow, Magenta and Cyan
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Where does light bend when it enters a more dense material?
Towards the normal
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Where does light bend when it leaves a more dense material?
Away from the normal
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What are the seven colours of the spectrum?
Red, Orange, Yellow, Green, Blue, Indigo, Violet
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What light is produced when all of the colours are combined?
White Light
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When white light enters a prism, what happens to it?
The white light splits into the colours of the spectrum
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What is the speed of light?
300,000,000 meters per second
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Define a luminous object.
An object which produced its own light.
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Light travels in straight lines. What is this process called?
Rectilinear Propagation
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What is an object which partialy lets light through described as?
Translucent
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Complete the gaps: The angle of ..................... is equal to the angle of .........................
The angle of INCIDENCE is equal to the angle of REFLECTION
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When light hits rough surfaces it is scattared. What is this process called?
Diffuse Reflection
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When light reflects off a mirror, more light enters your eyes. What is this process called?
Regular Reflection
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Objects seen in a mirror are flipped the other way round. What is this called?
Lateral Inversion
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What is the process of light bending as it enters an object called?
Refraction
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A bannana appears yellow. Why?
All of the colours apart from yellow are absorbed while yellow light is reflected
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I wear yellow trousers and a red shirt. What colour will they look under red light?
Shirt: Red, Trousers: Red
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I wear magenta trousers, a blue shirt and a green cap. What colour will they be under blue light?
Trousers: Blue, Shirt: Blue, Cap: Black
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I shine white light through a magenta filter and then through a red filter. What coloured light will come out?
Red
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## Other cards in this set

### Card 2

#### Front

What are the 3 Secondary Colours of Light?

#### Back

Yellow, Magenta and Cyan

### Card 3

#### Front

Where does light bend when it enters a more dense material?

### Card 4

#### Front

Where does light bend when it leaves a more dense material?

### Card 5

#### Front

What are the seven colours of the spectrum?