Quiz 2/29/2024

How long have kaleidoscopes been entertaining people?

• About 100 years

• About 200 years

• About 300 years

• About 50 years

What do kaleidoscopes use to produce patterns?

• Paint

• LED lights

• Mirrors and colored glass

• Water and oil

What shape do the mirrors in the described kaleidoscope form?

• Equilateral triangle

• Rectangle

• Circle

• Square

How does light travel through a vacuum?

• At different speeds

• Slower than in air

• Does not travel

• At the same speed

What causes light to bend when it hits the boundary between two media?

• Diffraction

• Refraction

• Reflection

• Absorption

Tags

NGSS.MS-PS4-2

What is an example of an optical illusion caused by refraction?

• A bending pencil

• A disappearing coin

• A straw in water

• A floating balloon

What does a filter do?

• Changes the direction of light

• Reflects all wavelengths

• Transmits certain wavelengths but absorbs others

• Increases the speed of light

Tags

NGSS.MS-PS4-2

What are the primary colors of light?

• Red, Yellow, Blue

• Red, Green, Blue

• Cyan, Magenta, Yellow

• Black, White, Grey

What happens when two primary colors of light are added together?

• The light turns white

• You see a primary color

• You see a secondary color

• The light disappears

How are the colors on most screens produced?

• Using color addition

• Using a single light source

• By painting

• By using filters