Exploring Coloured Light and Filters

What are the primary colours of light?

• Red, Yellow, Blue

• Red, Green, Blue

• Red, Blue, Yellow

• Green, Yellow, Blue

What are the secondary colours of light?

• Cyan, Magenta, Yellow

• Orange, Purple, Green

• Red, Green, Blue

• Pink, Brown, Grey

What colour will be seen on the screen if red light is shone through a red filter?

• Red

• Green

• Blue

• No light

What colour will be seen on the screen if green light is shone through a green filter?

• Red

• Green

• Blue

• No light

What colour will be seen on the screen if red light is shone through a blue filter?

• Red

• Green

• Blue

• No light

What colour will be seen on the screen if red light is shone through a green filter?

• Red

• Green

• Blue

• No light

What colour will be seen on the screen if blue light is shone through a cyan filter?

• Red

• Green

• Blue

• No light

What colour will be seen on the screen if white light is shone through a combination of Yellow and Red filters?

• Red

• Green

• Yellow

• No light

What colour will be seen on the screen if white light is shone through a combination of red and blue filters?

• Red

• Magenta

• Blue

• No light

What colour will be seen on the screen if white light is shone through a combination of green and blue filters?

• Cyan

• Green

• Blue

• No light