Understanding Light and Quality Lighting
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Questions and Answers

What is light?

  • A form of matter
  • A type of chemical reaction
  • A form of energy (correct)
  • A type of sound wave

    • What is the speed of light?

  • 186,281 miles per second (correct)
  • 150,000 miles per second
  • 100,000 miles per second
  • 200,000 miles per second

    • What is the defining quality of lighting according to the text?

  • High energy consumption
  • Complete control over the lighting system (correct)
  • Limited design integration
  • No need for daylight integration

    • What are the key aspects associated with great lighting design according to the text?

    <p>Reduced energy costs and natural resource conservation</p> Signup and view all the answers

    What is responsible for defining different lighting 'moods'?

    <p>Light intensity, color, and texture</p> Signup and view all the answers

    What range of the electromagnetic spectrum is visible to the human eye?

    <p>Red to violet range</p> Signup and view all the answers

    What is the instinctual response to light called?

    <p>Phototropism</p> Signup and view all the answers

    What is the function of cones in the retina?

    <p>Work with bright light, color, and detail</p> Signup and view all the answers

    What do rods in the retina react to?

    <p>Lower illumination levels</p> Signup and view all the answers

    What is the purpose of peripheral vision?

    <p>To see brightness and motion clearly</p> Signup and view all the answers

    What does the aging process affect in the eye?

    <p>Peripheral vision and depth perception</p> Signup and view all the answers

    What is the primary function of general lighting?

    <p>Enough light to walk through a space and establish overall impression</p> Signup and view all the answers

    When planning task lighting, what should be examined?

    <p>Activities in the space, characteristics of each task, and characteristics of the users</p> Signup and view all the answers

    What is the purpose of accent lighting?

    <p>To highlight an area or an object</p> Signup and view all the answers

    Which technique creates a silhouette with lighting?

    <p>Backlighting</p> Signup and view all the answers

    What is essential for task lighting?

    <p>Flexibility and user control</p> Signup and view all the answers

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