Light 2.0 / 5 based on 2 ratings ? FunFunNone Created by: ChinmayCreated on: 05-05-13 11:50 What are the 3 Primary Colours of Light? Red, Green and Blue 1 of 20 What are the 3 Secondary Colours of Light? Yellow, Magenta and Cyan 2 of 20 Where does light bend when it enters a more dense material? Towards the normal 3 of 20 Where does light bend when it leaves a more dense material? Away from the normal 4 of 20 What are the seven colours of the spectrum? Red, Orange, Yellow, Green, Blue, Indigo, Violet 5 of 20 What light is produced when all of the colours are combined? White Light 6 of 20 When white light enters a prism, what happens to it? The white light splits into the colours of the spectrum 7 of 20 What is the speed of light? 300,000,000 meters per second 8 of 20 Define a luminous object. An object which produced its own light. 9 of 20 Light travels in straight lines. What is this process called? Rectilinear Propagation 10 of 20 What is an object which partialy lets light through described as? Translucent 11 of 20 Complete the gaps: The angle of ..................... is equal to the angle of ......................... The angle of INCIDENCE is equal to the angle of REFLECTION 12 of 20 When light hits rough surfaces it is scattared. What is this process called? Diffuse Reflection 13 of 20 When light reflects off a mirror, more light enters your eyes. What is this process called? Regular Reflection 14 of 20 Objects seen in a mirror are flipped the other way round. What is this called? Lateral Inversion 15 of 20 What is the process of light bending as it enters an object called? Refraction 16 of 20 A bannana appears yellow. Why? All of the colours apart from yellow are absorbed while yellow light is reflected 17 of 20 I wear yellow trousers and a red shirt. What colour will they look under red light? Shirt: Red, Trousers: Red 18 of 20 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 19 of 20 I shine white light through a magenta filter and then through a red filter. What coloured light will come out? Red 20 of 20
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