Light

Which of the following is an example of a transparent item?

• block of wood

• piece of wax paper

• car windshield

• thin napkin

A student investigated a piece of cloth and recorded observations. Based on the observations shown, what conclusion can the student make?

• the cloth is translucent

• the cloth is transparent

• the cloth is opaque

• the cloth is transverse

Tags

NGSS.MS-PS4-2

What does this image show about light? (reflection,refraction,absorption)

• absorption

• reflection

• refraction

Tags

NGSS.MS-PS4-2

Which best explains why the Washington Monument can be seen in the water below it?

• Light travels in a compression wave.

• Light is refracted as it enters water.

• Light is reflected off of smooth surfaces.

• Light can pass through water easily.

High Frequency or low frequency light wave?

• high

• low

Tags

NGSS.MS-PS4-1

High Frequency or low frequency light wave?

• high

• low

Tags

NGSS.MS-PS4-1

Light transfers...

• thermal energy in transverse waves

• radiant energy in transverse waves

• mechanical energy in compression waves

• electrical energy in compression waves

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A student conducting an investigation with light had the question shown. Based on this question, which of the following could be the student’s hypothesis?

• I think the water magnifies their legs making them look bigger.

• If people stand in the water, then their legs will look more bent than when they stand on the sidewalk.

• Do my legs look bent while standing in the water?

• I know that refraction is the bending of waves.

Tags

NGSS.MS-PS4-2

Both light and sound travel in waves. Why do you see a commercial jet high in the sky before you hear it?

• Light waves travel in straight lines called rays.

• Light and sound have different wavelengths.

• People have better vision than they do hearing.

• Light travels faster than sound.

Tags

NGSS.MS-PS4-1

When a beam of white light passes through a prism, the light is —

• reflected

• absorbed

• transmitted

• refracted

Tags

NGSS.MS-PS4-2