Light and Optics

Which color will transmit through the filter?

• Red only

• Blue and Violet

• Green

• All colors

Tags

NGSS.MS-PS4-2

Why is red light is at the top while violet at the bottom of the spectrum?

• Violet light has the medium speed so it is refracted the least.

• Violet light has the highest speed so it is refracted the least

• Red light has the slowest speed so it is refracted the least

• Red light has the highest speed so it is refracted the least.

Tags

NGSS.HS-PS4-1

Which example best describes dispersion of light?

• sky looks bright orange in the evening

• shadow

• Pool seems shallower

• rainbow

Tags

NGSS.MS-PS4-2

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

Tags

NGSS.MS-PS4-2

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

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

• Red

• Blue

• Yellow

• Green

In the additive colour mixing, select the secondary colours.

• Yellow

• White

• Magenta

• Cyan

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