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15 Cards in this Set
- Front
- Back
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Light travels in a _________________ line.
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straight
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Moon/Earth/Mirrors __________
sunlight. |
reflect
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______surfaces reflect more light.
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flat
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Visible light in the electromagnetic spectrum is
__________ to the human eye. |
white
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A _____________ separates the white light into the colors of the spectrum roy g b i v.
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prism
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White objects _________all lights.
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reflect
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Black objects __________all lights.
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absorb
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Black objects absorb _______ and ________energy from the sun.
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light and thermal
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____________causes sunsets to appear red, because longer wavelengths are affected more so sunsets appear red.
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diffraction
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transparent examples
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clear glass, some plastics-allows most of the light to pass through
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translucent examples:
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wax and tissue paper: allows some of the light to pass through
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opaque examples:
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wood, metal, you , your friend, trees and your car or dog-NO light passes through, the light is absorbed and transformed into hear or it is reflected.
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In a sound wave what is the affect of high frequency on pitch. doe it make it higher or lower?
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higher frequency higher pitch
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Name 3 examples of kinetic energy:
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-writing
-jogging -kicking |
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If a black object absorbs light and heat, why would you not wear a black shirt on a summer day?
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Because the shirt would absorb more heat and you would become hot.
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