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Questions and Answers
What is visible light?
What are sources of light also known as?
What can dogs see?
What is a beam of light?
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What produces the sensation of sight?
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What do scientists define as visible light?
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What is light also known as?
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What type of light can some insects see exclusively?
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What are objects that emit light known as?
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What is a group of parallel rays of light emitted by a source called?
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