Light and Eyes

Which of these colors of visible light has the shortest wavelength?

• red
• green
• violet
• yellow

Tags

NGSS.HS-PS4-1

The electromagnetic spectrum is the complete range of electromagnetic radiation ranging from radio waves to gamma rays. Which type of radiation in this spectrum is associated with observable colors such as red, green, and blue?

• gamma rays
• x-rays
• visible light
• radio waves

On the electromagnetic spectrum shown, which numbered position represents where the visible light spectrum is found?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS4-2

Visible light in the electromagnetic spectrum

• is a broad band within the spectrum.
• is a narrow band within the spectrum.
• makes up 50 percent of the spectrum.
• makes up more than 75 percent of the spectrum.
  

Light waves are arranged in the electromagnetic spectrum by

• wavelength and brightness.
• speed and color.
• brightness and color.
• wavelength and frequency.
  

Tags

NGSS.HS-PS4-1

Which part of the electromagnetic spectrum can humans sense without using equipment or technology?

• radio waves
• visible light
• microwaves
• X-rays
  

Visible light is which type of wave?

• seismic
• mechanical
• longitudinal
• electromagnetic

Which of the following statements best describes visible light?

• Light is an electromagnetic wave of a single frequency that makes up a small part of the electromagnetic spectrum.
• Light is an electromagnetic wave of a single frequency that makes up most of the electromagnetic spectrum.
• Light includes a range of electromagnetic waves that make up a small part of the electromagnetic spectrum.
• Light includes a range of electromagnetic waves that make up most of the electromagnetic spectrum.

Which of these describes a small range in the electromagnetic spectrum?

• gravity
• radiation
• electricity
• light

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which color of light is produced when all of the colors of visible light in the electromagnetic spectrum are combined?

• gray
• white
• black
• brown