12.4 Using Light Section

Quiz
•
Other
•
9th - 12th Grade
•
Hard
Shane Eakle
Used 17+ times
FREE Resource
8 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
_____ is light with a magnetic field that vibrates in only one direction.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
_____ is a technique that produces a hologram, a complete three dimensional photographic image of an object.
Holography
Linearly Polarized light
Optical scanner
Total internal reflection
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The complete refection of light at the boundary between two different materials is called _____?
Holography
Optical Scanner
Linearly Polarized light
Total internal reflection
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
An ____ is a device that reads intensities of reflected light and converts the information into digital signals.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the method for optical fibers transmitting telephone conversations.
Sound to electric signal, Electric to light, Light back to Electric, then electric back to sound.
Sound to light, light to electrical, electrical back to light, light back to Sound
Light to sound, sound to electrical, electrical back to Sound
Sound to light, then light back to Sound
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Identify all the conditions that are necessary for total internal reflection to occur?
It Must happen at a boundary between two materials
Light must travel slower in current material compared to previous
The angle of incidence must be greater than the critical angle
It must happen in only one material
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
An optical fiber has a diameter of 0.3mm. How many fibers would be needed to form a cable with a square cross section, if the cross section was 1.5 cm on a side?
250
25
2,500
25,000
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are needed to produce holograms?
3D objects
2D objects
Lasers
UV light
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