Light and Energy
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Questions and Answers

Which type of energy does light carry?

  • Electrical energy
  • Thermal energy
  • Light energy (correct)
  • Mechanical energy
  • What is the main source of Earth's energy supply?

  • Sun (correct)
  • Water
  • Wind
  • Fossil fuels
  • What is the relationship between the brightness of a beam of light and its energy?

  • Directly proportional (correct)
  • No relationship
  • Inversely proportional
  • Cannot be determined
  • What determines the ability of light to cause chemical reactions?

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

    In terms of energy per package, which end of the spectrum has more energy?

    <p>Blue end</p> Signup and view all the answers

    Which type of energy does light carry?

    <p>Light energy</p> Signup and view all the answers

    What is the relationship between the brightness of a beam of light and its energy?

    <p>Brightness is directly proportional to energy</p> Signup and view all the answers

    What determines the ability of light to cause chemical reactions?

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

    In terms of energy per package, which end of the spectrum has more energy?

    <p>Blue end</p> Signup and view all the answers

    What is the main source of Earth's energy supply?

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

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