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Questions and Answers
Which of the following is true about light?
Which of the following is true about light?
- Light is a form of sound
- Light travels faster than sound (correct)
- Light cannot travel through a vacuum
- Light can only be produced by artificial sources
Which of the following statements is correct about optical devices?
Which of the following statements is correct about optical devices?
- Optical devices can only refract light
- Optical devices can manipulate light in various ways (correct)
- Optical devices can only reflect light
- Optical devices can only manipulate visible light
Which of the following is true about the color of an object?
Which of the following is true about the color of an object?
- The color of an object is determined by the light it absorbs
- The color of an object is determined by the temperature of the object
- The color of an object is determined by the light it reflects (correct)
- The color of an object is determined by the light it emits
