Questions and Answers
Why does a very thin film appear transparent?
It reflects no visible light
What causes the colors seen on an oil slick?
Reflection and interference
Why does Aristotle believe that the Earth is spherical?
Because of the curved shadow of the Earth during an eclipse
What is the reason for wearing sunglasses at the beach during summer days?
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What is the result of shining a beam of white light through a thick glass plate at an angle?
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What is the reason why the wavelike nature of a moving baseball is not noticed in everyday life?
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What occurs when the angle of incidence is greater than a certain angle?
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What is required to produce a hologram of an object, in addition to the object and photographic film?
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Which of the following statements is true about the two beams of light?
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What is the process by which many living creatures produce light?
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What happens to the energy per photon if the wavelengths of emitted light increase?
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What is the characteristic of two coherent light sources?
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What is the force required to sustain the motion of a rocket moving in a straight line with constant speed in empty space?
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If you leap straight up inside a high-speed train while it gains speed, where will you land relative to your original position?
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What is the characteristic of a virtual image?
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What is the size of the image produced by a plane mirror compared to the object?
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What happens to the light transmitted in an optical fiber?
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What is the relationship between the speed of light in a vacuum and in diamond?
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