Exploring Colours of Light

What is white light made up of?

• Only red light

• Only blue light

• Different colours of light

• Only green light

Which of the following is a primary colour of light?

• Yellow

• Red

• Cyan

• Magenta

Which of the following is a secondary colour of light?

• Green

• Blue

• Yellow

• Red

What happens when white light passes through a red filter?

• All colours are transmitted

• Only red light is transmitted

• Only blue light is transmitted

• Only green light is transmitted

What does a light filter do?

• Reflects all colours of light

• Absorbs some colours and transmits others

• Transmits all colours of light

• Absorbs all colours of light

What colour is produced when red and blue light are added together?

• Yellow

• Cyan

• Magenta

• Green

What colour is produced when red and green light are added together?

• Cyan

• Yellow

• Blue

• Magenta

What colour is produced when green and blue light are added together?

• Red

• Yellow

• Cyan

• Magenta

What happens to a blue object when it is placed under red light?

• It appears blue

• It appears red

• It appears black

• It appears green

What tool can be used to separate white light into different colours?

• A mirror

• A glass prism

• A magnifying glass

• A lens