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12 Cards in this Set
- Front
- Back
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Lens
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Clear piece of material that refracts light in a predictable way
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Reflection
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Bouncing of a wave off a material
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Refraction
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Changing the path of a wave as it moves between materials
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Visible light
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Portion of the electromagnetic spectrum humans can see
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Wavelength
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Distance between a waves crest
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Frequency
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Number of wavelengths that pass a given point per second
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Electromagnetic waves
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Visible light, radio waves, gamma rays, microwaves , infrared rays, ultraviolet rays, and X-rays
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Convex lens
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Lens that is thicker at the center than at edges and bends light rays toward one another
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Concave lens
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Lens that is thiner at the center and bends light rays away from one another
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Nearsighted
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RImage forms in front of retina
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Farsighted
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Image forms behind retina
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Fiber optics
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Technology where special fibers carry light waves along a flexible cable
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