Colors of White Light Quiz
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Colors of White Light Quiz

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@WellManagedSpinel6060

Questions and Answers

What color of light has the longest wavelength?

  • Violet
  • Green
  • Red (correct)
  • Blue
  • Which color of light has the highest energy?

  • Yellow
  • Orange
  • Green
  • Violet (correct)
  • Which of the following colors would not bend the most when passing through a prism?

  • Green
  • Red (correct)
  • Yellow
  • Indigo
  • In the visible spectrum, which color is associated with the shortest wavelength?

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

    What is the relationship between wavelength, frequency, and energy of light colors?

    <p>Higher frequency means higher energy and shorter wavelength.</p> Signup and view all the answers

    Which color in the visible spectrum has a higher frequency than yellow?

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

    What color appears in between blue and green in the visible spectrum?

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

    Which of the following statements about light colors and their wavelengths is incorrect?

    <p>Violet light has a greater wavelength than red light.</p> Signup and view all the answers

    Which device can be used to split white light into a spectrum?

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

    What happens to light waves as they enter and leave a prism?

    <p>They are refracted.</p> Signup and view all the answers

    Which color of light has the highest energy?

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

    What is the order of colors from longest wavelength to shortest wavelength?

    <p>Red, Orange, Yellow, Green, Blue, Indigo, Violet</p> Signup and view all the answers

    Which order of visible light colors shows increasing wavelength?

    <p>violet, indigo, blue, green, yellow, orange, red</p> Signup and view all the answers

    Why does white light separate into different colors as it passes through a prism?

    <p>Different colored light has different wavelengths.</p> Signup and view all the answers

    Which color has the lowest refractive index in crown glass?

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

    What does a second prism do to a spectrum?

    <p>White light is composed of colors.</p> Signup and view all the answers

    Which color is the least bent as it passes through a prism?

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

    What is the approximate wavelength range of yellow light?

    <p>570-590 nm</p> Signup and view all the answers

    What is the relationship between frequency and energy?

    <p>As the frequency of the color of light increases, the energy also increases.</p> Signup and view all the answers

    Which color has the shortest wavelength?

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

    Which color has a higher refractive index than green light in crown glass?

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

    Which statement about frequency and wavelength is incorrect?

    <p>Short wavelength corresponds to low frequency.</p> Signup and view all the answers

    What color comes between blue and violet in the spectrum?

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

    Which colors of light bend the most when passing through a prism?

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

    What happens to light when it travels from a less dense medium to a denser medium?

    <p>It slows down and bends towards the normal.</p> Signup and view all the answers

    Which color of light has the highest frequency and is bent the most when passing through a prism?

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

    What is the term used to describe the bending of light as it travels between different media?

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

    Which of the following statements is true regarding the index of refraction?

    <p>It is the ratio of the speed of light in different media.</p> Signup and view all the answers

    How does white light behave when it enters a prism?

    <p>It separates into different colors.</p> Signup and view all the answers

    What does a higher refractive index indicate about a color of light?

    <p>It has greater bending when refracted.</p> Signup and view all the answers

    What is the angle of incidence when light travels from air to glass?

    <p>Greater than the angle of refraction.</p> Signup and view all the answers

    Which color of light is bent the least when passing through a prism?

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

    Which color of light has the highest index of refraction?

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

    What phenomenon describes the bending of light as it passes from one medium to another?

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

    Which color is the least bent when passing through a medium?

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

    What is the term for a quantity that compares the speed of light in a material to its speed in a vacuum?

    <p>Index of refraction</p> Signup and view all the answers

    What is the relationship between the bending of light colors and their index of refraction?

    <p>Light colors with a lower index of refraction bend more.</p> Signup and view all the answers

    From the colors of white light, which is arranged as the most bent to the least bent?

    <p>Violet, Blue, Green, Yellow, Orange, Red</p> Signup and view all the answers

    What effect does changing optical density have on light?

    <p>It alters the speed and direction of the refracted ray.</p> Signup and view all the answers

    Which of the following is an observable phenomenon associated with light refraction?

    <p>Rainbow formation after rain</p> Signup and view all the answers

    Study Notes

    Colors of White Light

    • White light consists of seven main colors: Red, Orange, Yellow, Green, Blue, Indigo, Violet.
    • Order of colors by decreasing wavelength:
      • Red > Orange > Yellow > Green > Blue > Indigo > Violet
    • Order of colors by increasing energy and frequency:
      • Violet > Indigo > Blue > Green > Yellow > Orange > Red

    Relationship Among Frequency, Energy, and Wavelength

    • Frequency and energy are directly related, while frequency and wavelength are inversely related.
    • Higher frequency means higher energy and shorter wavelength.
    • Lower frequency corresponds to lower energy and longer wavelength.

    Refraction and Dispersion of Light

    • Rainbows are formed by the dispersion of white light through a prism.
    • Different colors bend at different angles due to varying refractive indices.
    • Violet light bends the most, while red light bends the least.

    Visual Spectrum and Wavelengths

    • Visible spectrum shows light in the range of 380-750 nm.
    • Shorter wavelengths (e.g., violet) have higher frequency and energy, while longer wavelengths (e.g., red) have lower frequency and energy.
    • Index of refraction varies among colors:
      • Violet (1.530) > Indigo (1.526) > Blue (1.524) > Green (1.519) > Yellow (1.518) > Orange (1.514) > Red (1.512)
    • Refraction occurs when light moves between media of different optical densities.
    • Light slows down and changes direction when entering a denser medium, leading to bending towards the normal.
    • White light can be separated into its component colors through a prism due to differences in speed and wavelength.

    Questions and Concepts

    • Highest frequency and energy color: Violet.
    • Longest wavelength color: Red.
    • Incorrect statement about wavelength and frequency: Short wavelength corresponds to low frequency.
    • Color between blue and violet: Indigo.
    • Color that bends the most: Violet, which has the highest refractive index.

    Conclusion

    • Understanding the behavior of light, including refraction and dispersion, is key to comprehending natural phenomena like rainbows and the visible spectrum.
    • The relationship between wavelength, frequency, and energy is fundamental in physics, particularly in understanding electromagnetic waves.

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    Description

    Test your knowledge on the spectrum of white light by listing the colors in order of decreasing wavelength and energy. This quiz will help you understand the properties of light and how colors relate to wavelengths and energy levels.

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