• Learning Objectives :To explain how we see different colours.

• Key Words : absorbed, reflected, transmitted

• How do we remember the colours of the rainbow in the correct order.

• R ichard• O f• Y ork• G ained• B attle• I n• V ain

• Why do we see white?

• Why do we see black?

• Primary colors are red, green and blue.

• Primary colors may be combined to make white light.

Primary colors of light together form white light. But primary pigments together make black.

This is because they absorb all colors.

Transparent objects transmit color

• Red glass absorbs all colors of light except red, which it transmits.

Opaque objects reflect and absorb light

• This apple reflects red and absorbs all other colors.

• Why is the sky blue?

Practical Task• To observe the effect of different

coloured filters.

Use the RED and GREEN filters to decipher the messages below:

CHELSEALIVERPOOLARE A THERUBBISHGREATESTFOOTBALLTEAM

Have Good Day!