Light and Sound Review 2021

Study the image. What do you notice about the light coming from the window?

• It is reflecting off mirrors and going right back out the window.

• It is reflecting off one mirror, bouncing off at an angle, and going to another mirror.

• I see nothing.

Tags

NGSS.MS-PS4-2

Study the image. If you want the light to NOT bounce straight back out the window you will need to __________.

• Wave your magic wand and say, "Light bounce aroundicus."

• Place the mirrors right in front of the light.

• Place the mirrors at an angle to the light.

Tags

NGSS.MS-PS4-2

We see the apple as red because _______________________.

• Light bounces out of our eyes and makes the apple red.

• All the colors of white light are absorbed by the apple, but it REFLECTS red light to our eyes.

• All the colors of white light are absorbed by the apple, but it REFRACTS red light to our eyes.

Tags

NGSS.MS-PS4-2

Marvin wants the sprinkles to bounce really high on this rubber membrane. What should he do?

• Make big vibrations of sound by turning up the volume.

• Make smaller vibrations of sound by turning down the volume.

• Make big vibrations of sound by thinking really hard about vibrations.

Tags

NGSS.MS-PS4-1

Study this guitar. Which string would have the highest pitch based on its WIDTH?

• String 6

• String 4

• String 2

• String 1

What can this diagram remind us about pitch?

• Highest pitches are made with : longer strings, tighter tension, and wider strings.

• Highest pitches are made with: shorter strings, tighter tension, and thinner strings.

• Highest pitches are made with: shorter strings, tighter tension, and wider strings.

Tags

NGSS.MS-PS4-1

We see a rainbow because of __________________.

• reflection

• refraction

• luminescence

• echoes

When light strikes an opaque surface it will either _________ or ____________.

• be absorbed or reflected

• be absorbed or refracted

• refract or reflect

• be happy or sad

Tags

NGSS.MS-PS4-2

Which types of surfaces can refract light?

• transparent and opaque

• translucent and opaque

• mirrors and translucent

• translucent and transparent

Tags

NGSS.MS-PS4-2

In this image, the colors in the diamond show that it is _____________ light like a prism.

• refracting

• reflecting

• absorbing

• transmitting

Tags

NGSS.MS-PS4-2