Light and Optics 8.5 - 8.7

Why is the component of colour in a rainbow can be seen when light passes through a glass prism?

• phenomena of scattering of light

• phenomena of dispersion of light

• phenomena of reflection of light

• phenomena of diffraction of light

How many components of white light?

• 5

• 6

• 7

• 8

This is the example of dispersion of light

• sky looks bright orange in the evening

• shadow

• Pool seems shallower

• rainbow

These are all colours of spectrum except

• indigo

• blue

• purple

• green

Light is able to pass through __________________ materials

• transparent

• shiny

• dull

• opaque

Light is unable to pass through ________________ objects

• opaque

• coloured

• blunt

• dark

Which of the following natural phenomenons occur due to light dispersion.

• 
• 
• 
• 

Why does scattering of light occur?

• Light rays are blocked and reflected to all directions by the clouds or particles in the air

• Light rays are blocked and reflracted to all directions by the clouds or particles in the air

• Light rays are passing through and refracted to all directions by the clouds or particles in the air

these are examples of phenomenon of scattering of light EXCEPT

• Sky appears blue at midday

• Sky appears reddish in the evening

• Rainbow after rain

This is a phenomena scattering of wave during ______________ .

Blue colour is scattered _______ compared to the ______ colour.

• sunset, more, yellow

• sunset, less, red

• the day, more, yellow

• the day, less, yellow