Grade 7 Colors of Light

Which type of electromagnetic wave is visible to the human eye?

• xray

• gamma ray

• ultraviolet

• visible light

Tags

NGSS.MS-PS4-2

After a rainstorm, a rainbow may appear in the sky. Which statement explains this observation?

• The white clouds are actually prisms composed of different colors.

• Raindrops act as prisms separating sunlight into colors.

• The colors of the rainbow come from raindrops in the atmosphere.

• When the sunlight is reflected, it separates into different colors.

Which of the following properties of light is responsible for the formation of colors?

• amplitude

• velocity

• wavelength

• quality

Which of the following colors of light has the highest energy and frequency?

• Red

• Orange

• Violet

• Green

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

. Which color in the visible spectrum has the longest wavelength?

• Red

• Orange

• Violet

• Green

How fast does light travel?

• 1000 feet per second

• 10,000 miles per second

• 1000 miles per second

• 186,000 miles per second

If a color has a short wavelength, what type of frequency does it have?

• high

• moderate

• low

• none of the above

Tags

NGSS.MS-PS4-1

Which of the following statements is TRUE about colors?

• The colors we see are the wavelengths that are reflected, transmitted and absorbed.

• The colors we see are the wavelengths that are absorbed.

• The colors we see are the wavelengths that are reflected or transmitted

• The colors we see are the wavelengths that are reflected or absorbed.

Tags

NGSS.MS-PS4-2

The color between blue and violet is ________.

• indigo

• red

• yellow

• orange

Tags

NGSS.MS-PS4-2

what does polychromatic mean?

• many colors

• one color

• red color

• colorless