PS Light Energy

Which of the following is not true of a yellow object?

• A. It absorbs all colors except yellow.

• B. It reflects no colors except yellow.

• C. It reflects all colors except yellow.

• D. It absorbs green light.

Tags

NGSS.MS-PS4-2

Which set of three colors has the lowest frequencies of light?

• A. red, blue, and violet

• B. red, orange, and yellow

• C. green, blue, and purple

• D. red, yellow, and blue

Which part of the electromagnetic spectrum is visible?

• A. a tiny part of it

• B. all of it

• C. none of it

• D. most of it

The colors we see on the electromagnetic spectrum are known as

• A. visible light

• B. ultraviolet

• C. radioactive

• D. optics

Tags

NGSS.MS-PS4-1

Which object reflects a lower frequency of light, a red, yellow, green, or blue object?

• A. a different form of energy

• B. blue

• C. green

• D. red

Insects can see colors from blue to those that go beyond violet on the color spectrum. This means that insects see ...

• A. a higher frequency of light than humans see

• B. a lower frequency of light than humans see

• C. a yellow "bug" light on a porch

• D. higher frequencies than humans see

Which colors are listed in order of lowest to highest frequency of light?

• A. red, green, and purple

• B. purple, green, and red

• C. red, yellow, and orange

• D. red, blue, and yellow

Which colors will create white light when they are combined?

• A. red, green, and yellow

• B. red, green, and blue

• C. green, blue, and yellow

• D. red, blue, and yellow

Under a pure violet light, a bright red balloon appears to be black. What is happening?

• A. The violet light is too dim to light up the balloon.

• B. Red balloons absorb red light.

• C. A pure red surface does not reflect violet light.

• D. A pure violet light bends around a red object.

Tags

NGSS.MS-PS4-2

Which characteristic of a surface determines the frequencies of light it will reflect?

• A. the type of matter on its surface

• B. its size

• C. its thickness

• D. the material below its surface

Tags

NGSS.MS-PS4-2