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Electromagnetic Spectrum and Light Chapters 17 and 18 Review Questions.

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Presentation on theme: "Electromagnetic Spectrum and Light Chapters 17 and 18 Review Questions."— Presentation transcript:

1 Electromagnetic Spectrum and Light Chapters 17 and 18 Review Questions

2 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer ROYGBIVROYGBIVV

3 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer ROYGBIVROYGBIV GBGB

4 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer ROYGBIVROYGBIV RGBRGB

5 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer BIVBIV RGBRGB

6 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer RORO RGRG

7 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer Y GBIVGBIV

8 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer OYOY RGBRGB

9 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer BIVBIV ROYROY

10 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer ROYGBIVROYGBIV RBRB

11 Color(s) of Light Coming In Object Light the object can reflect in pure sunlight Color Seen by an Observer RGBRGB

12 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum has the lowest frequency?

13 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum helps skin cells produce vitamin D?

14 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum is used to treat cancer?

15 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum is primarily heat radiation?

16 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum has the lowest energy?

17 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum is easily absorbed by bones but not skin?

18 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum has the smallest wavelength?

19 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum is used to detect tumors in the body?

20 A.Radio Waves B.Infrared Radiation C.Visible Light D.Ultraviolet Radiation E.X-Rays F.Gamma Rays Which part of the EM Spectrum contains microwaves?

21 Which of these partially explains why the sky is blue? A.Small particles in the atmosphere absorb then scatter light waves that have a low frequency. B.The color of the sky is a reflection of the color of the ocean. C.Someone threw blue paint into the air and it stuck. D.Molecules in the atmosphere absorb and scatter light waves with a small wavelength.

22 Cyan is a primary pigment. What two colors of light are reflected by cyan pigment? A.Black A.Black and White B.Green and Blue C.Red and Yellow D.Red and Blue E.Green and White

23 Which two primary pigments combine to produce red? A.Red and Blue B.Yellow and Cyan C.Magenta and Yellow D.Cyan and Magenta E.Green and Yellow

24 How is pure red light different than pure green light? A.Red light has a longer wavelength B.Green light has a longer wavelength C.Blue light has a high frequency D.Red and Green light make Yellow light E.Red is a transverse wave and Green is a longitudinal wave.

25 Which of the color combinations is true for paint? A.Red + Green = Yellow B.Cyan + Magenta + Yellow = White C.Blue + Green = Red Black D.Cyan + Magenta + Yellow = Black E.Cyan + Magenta = Red

26 Which of the following diagrams has an object that is opaque? A.B. C.D.


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