Light Optics

these are examples of phenomenon of scattering of light except

• Sky appears blue at midday

• Sky appears reddish in the evening

• Rainbow after rain

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

Tags

NGSS.MS-PS4-2

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

What is the spectrum?

• A disturbance that transfers energy from place to place

• The ability to do work

• What we see when specific light reflects off of an object

• The range of visible color

At noon the sky appears blue as

• light is least scattered

• all the colours of the white light are scattered away

• blue colour is scattered the most

• red colour is scattered the most

Which of the following is NOT a primary color of light?

• Red

• Blue

• Yellow

• Green

How does light behave when hitting this shirt?

• Yellow is absorbed; all other colors are reflected.

• Yellow is reflected; all other colors are absorbed.

• All colors are absorbed, but yellow is refracted.

• Yellow is scattered and all other colors are absorbed.

Tags

NGSS.MS-PS4-2

Why does this the t-shirt appear red and the shorts appear blue? Choose the correct statements. (There is more than 1.)

• The t-shirt reflects red light.

• The t-shirt reflects blue light

• The shorts absorb yellow light

• The shorts reflect blue light

• Other colours are absorbed

Tags

NGSS.MS-PS4-2

A white light shined through a blue filter is shined toward a blank space. If a green light is also shined on that space, what color will result?

• yellow

• magenta

• cyan

• red

• green

Which coloured opaque object reflects all light?

• Black

• Cyan

• White

• Red