Welcome to Optics JEOPARDY PHysics Final Jeopardy Question Reflection Mirrors 100 Lens 500 400 300...
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Transcript of Welcome to Optics JEOPARDY PHysics Final Jeopardy Question Reflection Mirrors 100 Lens 500 400 300...
Welcome to Optics JEOPARDY
PHysic
s
Final Jeopardy QuestionFinal Jeopardy Question
Reflection Mirrors
100
Lens
500
400
300
200
100 100 100 100
200 200 200 200
300 300 300300
400 400 400 400
500 500 500500
refraction Special topics
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Reflection 100 pts
40
What is the angle of reflection of the following diagram?
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Reflection 100 ptsAnswer
50 degrees
Where is an image formed from distant light that is reflected off a concave mirror with a center of curvature of 300 cm ?
Back
reflection200 pts
Back
Reflection 200 pts
150 cm
What kind of image is formed from a convex mirror?
Back
Reflection 300 pts
Virtual, upright and smaller
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Reflection 300 pts
Back
How tall must a plane mirror be for a complete image of a six foot man to form?
Reflection 400pts
Back
Reflection 400 pts Answer
Three feet, ½ half the size of the object
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Reflection 500 pts
What is the center of curvature of a concave mirror with a focal length of 4 cm?
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Reflection 500pts Answer
8 cm
An object is located 5 m in front of a plane mirror. Where does the image appears to be ?
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Mirrors 100pt
5 m behind the mirror
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Mirrors100 pts
Back
Mirrors 200 pts
Describe the image formed from an object located between the focal point and center of curvatureof a concave mirror
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Mirrors200ptsAnswer
Real, inverted, and magnifiedlocated beyond C
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Mirrors 300pts
Describe the image of an object that is located between a concave mirror and its focal length.
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Mirrors300 pts
Virtual, upright, and enlarged
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Where must you stand in front of a concave mirror to get an inverted image the same size as you?
Mirrors400 pts
At the center of curvature
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Mirrors 400 ptsAnswer
What kind of image will an object located at the focal length form?
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Mirrors500 pts
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Energy500 ptsAnswer
No image will form
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Refraction100 pts
Lucite has an index of refraction of 1.50. How fast will light travel through it?
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Refraction 100 ptsAnswer
2x10^8 m/s
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refraction200pts
A light ray in air is incident on an air to glass interface at an angle of 45o and is refracted at an angle of 30 o to the normal. What is the index of refraction for the glass?
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Refraction200ptsAnswer
1.41
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Refraction300pts
For all transparent materials, the index of refraction is ___
Greater than one
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Refraction300ptsAnswer
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Refraction400 pts
What happens to the speed of light as it moves into a denser medium?
It slows down
Refraction400 ptsAnswer
Back
Back
Refraction500 pts
The critical angle for a substance is measured at 60o. Light enters from air at 40.0o. At what angle will it continue?
Refraction500 ptsAnswer
25.4 degrees
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Lens100 pts
Back
Describe the path of a light ray passing through the focal point on the left hand side of a convex lens.
Lens100 ptsAnswer
It will pass through the lens andbend parallel to the optical axis.
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Back
Lens200 pts
An 5 cm object is placed 10 cm froma convex lens with a 5 cm focal point. What is the height and location of the image
Lens200 ptsAnswer
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The object will be 5 cm below the Optical axis at 10 cm on the opposite Side of the lens.
Describe the path of Light traveling parallel to the optical axis as it enters a convex lens.
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Conservation of energy300 pts
Lens300 ptsAnswer
Back
It passes through the focal point on the Opposite side of the lens
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Lens400 pts
Images formed by concave lenses form what type of images?
Lens400 ptsAnswer
Back
Upright, virtual, and smaller
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Lens500 pts
An object is 15mm in front of a converging lens, and the image is 4.0mm behind the lens. What is the focal length of the lens?
Lens500 ptsAnswer
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3.2mm
Special Reports100 pts
What phenomenon causes rainbows?
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Special reports100 ptsAnswer
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Total internal reflection
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Special reports 200 pts
In an optical fiber, the index of refraction of the core is ______ that of the outer layer.
Special Reports 200 ptsAnswer
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Greater than
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Special Reports300 pts
Nearsightedness can be corrected by using
Special reports 300 ptsAnswer
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Concave lens (diverging)
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Special Reports 400 pts
What type of images are formed from the eye?
Real, inverted
Special Reports 400 ptsAnswer
Back
What causes mirages?
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Special reports 500 pts
Special Reports 500 ptsAnswer
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Mirages are caused from light bending as it enters an air mass of different temperatures. Light bends toward the normal as it goes from hot to cold air, and away from the normal as it goes from cold to hot air.
What color is reflected when blue, red and green light is mixed together.?
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Final Jeopardy
Final Jeopardy Answer
White light
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