Colours of Light Quiz

What name is given to white light being split into different colours?

• Refraction

• Dispersion

• Reflection

• Conduction

The diagram shows a glass block being used to separate white light. What name describes this piece of equipment?

• A round glass cylinder

• B square glass prism

• C triangular glass prism

• D hexagonal glass prism

Explain why drops of water are needed for a rainbow to be seen.

• Refraction

• Reflection

• Separated

• Spectrum

List the three primary colours of light.

• Red, Green, Blue

• Yellow, Cyan, Magenta

• Red, Yellow, Blue

• Green, Cyan, Magenta

Name the colour produced when a red light and blue light are added together.

• Red

• Green

• Blue

• Magenta

Name the colour produced when a red light and green light are added together.

• Red

• Green

• Blue

• Yellow

Name the colour produced when red, green, and blue lights are added together.

• Red

• Green

• Blue

• White

A stage light uses a white lamp. What colour of light will be seen when: a a yellow filter is used b an orange filter is used.

• a) Yellow b) Orange

• a) Red b) Yellow

• a) Green b) Blue

• a) Cyan b) Magenta

What is the primary color of light?

• red

• blue

• green

• white

What is the color produced when red and blue lights are added together?

• purple

• green

• yellow

• orange