Electromagnetic Spectrum Color Optic Tools The
Human Eye Grab Bag
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Question 1 - 10
• What type of waves have the longest wavelength?
Answer 1 – 10
• Radio waves
Question 1 - 20
• What type of high energy wave can be used to see through skin and get medical images of the body?
Answer 1 – 20
• X-rays
Question 1 - 30
• What do we call the portion of the electromagnetic spectrum that we can see?
Answer 1 – 30
• Visible light
Question 1 - 40
• Which part of the electromagnetic spectrum has the highest energy waves?
Answer 1 – 40
• Gamma rays
Question 1 - 50
• Name the parts of the electromagnetic spectrum in order from longest wavelength to shortest.
Answer 1 – 50
• Radio waves• Microwaves• Infrared waves• Visible light• Ultraviolet light• X rays• Gamma rays
Question 2 - 10
• What color process uses the additive color technique to create different colors?
Answer 2 – 10
• RGB
Question 2 - 20
• What are the three primary colors of pigments?
Answer 2 – 20
• magenta,• Cyan• Yellow
Question 2 - 30
• What primary colors are used to create an image on a TV screen?
Answer 2 – 30
• Red• Green• Blue
Question 2 - 40
• What color would be created if a store clerk mixes yellow and magenta pigments into white paint?
Answer 2 – 40
• red
Question 2 - 50
• What happens when white light falls on a piece of blue cloth?
Answer 2 – 50
• The blue light is reflected off and all other colors are absorbed.
Question 3 - 10
• What do we call a translucent material with at least one curved surface?
Answer 3 – 10
• lens
Question 3 - 20
• A plastic or glass triangle that separates white light into colors is called what?
Answer 3 – 20
• prism
Question 3 - 30
• A tube of glass that uses total internal reflection to send signals of light is what?
Answer 3 – 30
• Fiber optics
Question 3 - 40
• A piece of metal or plastic with many slits used to separate white light into color is
Answer 3 – 40
• Diffraction grating
Question 3 - 50
• Using multiple mirrors or lenses to reflect or refract light is an ….
Answer 3 – 50
• Optical system
Question 4 - 10
• Photoreceptors that detect color
Answer 4 – 10
• cones
Question 4 - 20
• Photoreceptors that detect brightness of light
Answer 4 – 20
• rods
Question 4 - 30
• The part of the eye that bends light
Answer 4 – 30
• lens
Question 4 - 40
• Part of the eye that changes light into signals for the brain
Answer 4 – 40
• retina
Question 4 - 50
• The process by which humans use two eyes to see depth
Answer 4 – 50
• Stereoscopic vision
Question 5 - 10
• Where do we find electrons with a higher energy level within the atom?
Answer 5 – 10
• Farther from the nucleus
Question 5 - 20
• Heating a substance until it glows
Answer 5 – 20
• incandescence
Question 5 - 30
• The glow-in-the-dark process where phosphorus atoms slowly release light energy.
Answer 5 – 30
• photoluminescence
Question 5 - 40
• When does an atom emit light?
Answer 5 – 40
• When its electron falls to a lower energy level.
Question 5 - 50
• How does the human eye focus on objects of various distances?
Answer 5 – 50
• The lens changes shape.