Optics

The unit of frequency is ...

• Meters

• Nanometers

• Pascals

• Hertz

Tags

NGSS.MS-PS4-1

The primary colours of light are ...

• Red, yellow, violet

• Red, blue, indigo

• Red, yellow, green

• Red, blue, green

Why does a banana appear yellow?

• It absorbs all colours of light.

• It absorbs all colours of light and reflects yellow.

• It reflects all colours of light.

• It's magic.

A prism splits white light into...

• A rain drop

• A spectrum

• A reflection

• A dark light

Tags

NGSS.MS-PS4-2

The bending of light is called...

• Reflection

• Refraction

• Luminescence

• Rainbow

Tags

NGSS.MS-PS4-2

Of the radiation types listed, the one with the LONGEST wavelength is...

• Microwave

• Radio wave

• X-ray

• Visible Light

Tags

NGSS.HS-PS4-1

Which electromagnetic wavelength is invisible to our eye?

• Blue

• Violet

• Infrared

• Red

Visible light makes up how much of the electromagnetic spectrum?

• All of it

• About half of it
• One fifth of it

• Very little of it

What colors do the rods in our eyes see?

• Magenta, cyan, yellow

• Red, blue, green

• Yellow, blue, green

• None of these

High frequency waves have _________ wavelengths.

• Changing

• High

• None

• Low

Tags

NGSS.MS-PS4-1