Light Review

A student drew the model below to help explain what happens when a person sees a red shirt.

Which of the following best explains the model?

• Red light is reflected, and the other colors are absorbed.

• Red light is absorbed, and the other colors are reflected.

• White light is refracted, and red light is absorbed.

• White light is absorbed, and red light is refracted.

Tags

NGSS.MS-PS4-2

A group of students did an investigation in which they shined light beams on four different objects. They made the following drawings to show what the light did when it hit the objects.

Which one of the objects is most likely transparent?

• A

• B

• C

• D

Tags

NGSS.MS-PS4-2

The model below shows what happens when red, blue, and green light strike a red opaque object.

Which of the following best explains what happens to the green light?

• It is absorbed and changed to another form of energy.

• It is absorbed and later reflected as blue light.

• It is refracted as green light.

• It is reflected as green light.

Tags

NGSS.MS-PS4-2

Why are you able to see the sand?

• The sand reflects light

• The sand absorbs light

• The sand emits light

• The sand refracts light

Tags

NGSS.MS-PS4-2

What is the best claim she can make from the data in her investigation?

• As the distance from the flash light increases the light intensity increases.

• As the distance from the flash light increases the light intensity remains the same.

• As the distance from the flash light decreases the light intensity increases.

• As the distance from the flash light decreases the light intensity remains the same.

A student observes two stars at night. Star A appears much brighter than star B. What is the best claim she can make from the evidence she observed?

• Star A gives off more light than star B.

• Star A is closer than star B.

• Star B is closer than star A.

• Star A may give off more light or it may be closer.

A student made observations of an unknown material. Below are the notes she wrote in her notebook from her observations.

● The material was red.

● When I held it up to the window I could see light through it.

● I could see things through it, but they looked blurry.

● It was two inches thick.

What can you conclude from the observations?

• The material was translucent because it scattered the light.

• The material was transparent because she could see through it.

• The material was translucent because she could see through it clearly.

• The material was transparent because it scattered light.

Why does he see a full moon?

• The moon gives off light at night.

• Sunlight is reflected by Earth.

• Sunlight is reflected by the moon.

• The moon’s light is absorbed by Earth.

Tags

NGSS.MS-ESS1-1

Why are the students able to see the campfire?

• The light is reflected off their faces.

• The light is given off by the fire.

• The light is absorbed by the logs.

• The light is reflected off the fire.

Tags

NGSS.MS-PS4-2

Sarah took the picture of a rainbow below after a rainstorm.

What is the best claim she can make for the colors that appeared?

• Sunlight contains different colors.

• Rain contains different colors.

• The sky is made up of different colors.

• The sky absorbs many different colors.

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1