light and mirrors_jeopardy
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TRANSCRIPT
Chapter 1 Chapter 2 Chapter 2 Chapter 3 Chapter 3 Chapter 4
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Chapter 4 Chapter 5 Category 3 Category 4 Category 5 Category 6
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Final Jeopardy
Modern physics
Final Jeopardy
The energy of photons
What does Einstein’s equation calculate?
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The speed of light 3 x 10 ^8 m/s
C is ____
$400
light
Electromagnetic is another name for
$600
Distance from light source
______ determine the intensity of light
$800
Roy G BIV
Name the parts of the visible light spectrum
$1000
Radio, micro, infrared, visible, UV, x-ray and gamma
Name the entire light spectrum
$200
Diffuse and specular
Name two types of reflection
$400
Straight line
Describe the pathway of light
$600
By varying the frequency and wavelength
Explain how we get different colors or different types of
light
$800
Light slow down especially in solids
What happens to the speed of light when it encounters a
medium
$1000
Specular and diffuse
A flat mirror forms a ________ reflection, while
water forms a ________ reflection
$200
A change in the direction of light due to bouncing off a surface
Define reflection
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specular
Which types of reflections are associated with mirrors?
$600
Name the two types of images formed
Real and virtual
$800
equal
Angle of incidence is ______ to angle of reflection on a
specualar surface
$1000
It is diffused or spread in multiple directions
What happens to light that hits a rough surface
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virtual
All flat mirrors for ____ images
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Inverted and in front of the mirror
A real images are _____ and ________
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Virtual smaller
Convex mirror form _____ and _________ images only
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virtual
Upright behind the mirror What type of image am I?
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Convex and flat
_______ and________ mirrors only form virtual
images
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Real and virtual
Concave mirrors form _____ and ________ images
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Less than F
For a concave mirror big virtual images only form
when p is ___ than f.
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No image appears
If my focal point and p are the same on a concave mirror then…
$800
P = 2f concave, or flat mirror
H’ and H are equal only when
$1000
- magnification
Real images always have a ____ magnification
$200
smaller
Virtual images form by a convex mirror are always
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A concave mirror is used and p > 2f
My image is Real small when ….
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A concave mirror is used and p> 2f
My image is real small when
$800
The object distance and image distance from the mirror
p and q represent
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They are in front of the mirror, inverted and sometimes big or small OR SAME SIZE,
Tell me all about real images
$400
Radio wave
If a wave is larger than 30 cm it is a ____ wave
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700-400 nm
All visible light waves are between ______ and ______ nm
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Gamma rays
______ ray have the most energy
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Smaller wavelength
Waves with higher frequencies have a ________
wavelength and
$2000
Low energy
Waves with large wave lengths have _______ energy
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UV rays
______ rays are those that can cause skin cancer
$800
Blues, indigos and violets
Which colors have the most energy according to the
spectrum
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Illuminance
As distance increases from the light source ______
decreases
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reverses
A flat mirror ________ the image, but its still upright.
This is why I p turns into q in the mirror
$2000
Convex, concave and flat
Name the three types of mirrors
$400
A diffuse reflection
A concrete driveway will create a ________ reflection
$800
Larger, virtual, upright, behind the mirror image
A concave mirror has a focal length of 10 cm. An object is placed at 5 cm, what type of
images forms?
$1200
-10 cm or 10 cm behind the mirror
A concave mirror has a focal length of 10 cm. An object is placed at 5 cm, at what distance does the image appear?
$1600
A virtual image , upright, smaller, behind the mirror
The focal length of a convex mirror is 10 cm. Explain the
type of image that forms
$2000
The focal length and q are negative
Explain what happens to the focal length and q( image distance from
the mirror) in a convex mirror
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At the focal point
No image appears, when the object is placed here for a
concave mirror.
$800
The object is placed in front of a concave mirror beyond 2f
An real, smaller object in only formed, when…
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A concave mirror only
Which types of mirrors should be used to project
movie images
$1600
A real inverted image in front of the mirror.
If an object is placed behind or outside the focal length of
the concave mirror, which type of image will form?
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Q=30, M= -2 and real inverted
The focal length is 10 cm for a concave mirror and the object is placed at 15 cm,
Describe the image by calculating q, and M.
$400
No they just may be closer.
Do the brightest stars that you see in the night sky
necessarily give off more light than dimmer stars?
$800
They both travel the same speed regardless of wave type
Which light wave travel faster a radio wave or red
color waves?
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5 x 10 ^-7 m
Calculate the wavelength if the frequency is 6 x 10 ^14 Hz. Also classify the wave.
$1600
No all convex mirrors for smaller virtual images.
A convex mirror forms an image from a real object, can
the image ever be larger?
$2000
Light may have been emitted years ago, but just now reaching earth.
Why do astronomer observing the night sky say
they are looking back in time
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Radio waves
Which band of the electromagnetic spectrum has
the lowest frequency and largest wavelengths?
$800
Gamma rays
Which band of the electromagnetic spectrum has
the shortest wavelengths
$1200
320 nm or 3.2 x 10^-7
What is the wavelength of a UV light with a frequency of
9.5 x 10^14 Hz?
$1600
65 cm or .65 m
A concave mirror has a focal length of 17cm. Where must a 2.7 cm tall coin be placed
for its image to appear 23 cm in front of the mirror
$2000
0.19 m
A convex mirror’s magnification is 0.11.
Suppose you are 1.75 m tall. How tall is your image?
Daily Double
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question
Daily Double
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question
Daily Double
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question
The Jeopardy champion!