electromagnetic spectrum and light chapters 17 and 18 review questions
TRANSCRIPT
Electromagnetic Spectrum and Light
Chapters 17 and 18Review Questions
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
ROYGBIV V
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
ROYGBIV
GB
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
ROYGBIV
R
GB
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
BIV
R
GB
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
RO
R
G
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
YGBIV
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
OY
R
GB
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
BIV
ROY
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
ROYGBIV
R
B
Color(s) of Light
Coming In
Object Light the object can reflect in
pure sunlight
Color Seen by
an Observer
R
GB
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?
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?
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?
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?
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?
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?
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?
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?
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?
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.
Cyan is a primary pigment. What two colors of light are reflected by cyan pigment?
A.A. BlackBlack and White
B. Green and Blue
C. Red and Yellow
D. Red and Blue
E. Green and White
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
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.
Which of the color combinations is true for paint?
A. Red + Green = Yellow
B. Cyan + Magenta + Yellow = White
C. Blue + Green = Red
D. Cyan + Magenta + Yellow = BlackBlack
E. Cyan + Magenta = Red
Which of the following diagrams has an object that is opaque?
A. B.
C. D.