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Test your basic knowledge |
CSET Science: Optics And Waves I
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Subjects
:
cset
,
science
Instructions:
Answer 45 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Speed = wavelength x frequency
Solid media
Relationship between wave speed - frequency and wavelength
Longitudinal Wave
Standing Wave
2. The relationship between sound speed and medium elasticity
High elasticity = fast speed
Cornea
Retina
Elastic
3. The nerve that relays information from the eye to the brain.
The Law of Reflection
Optic Nerve
Fixed - end boundary condition
400 nm to 760 nm
4. Range of wavelengths humans can see
Node
Diffuse Reflection
Shear Waves
400 nm to 760 nm
5. The conditions existing at a boundary - such as the boundary between two media.
Boundary Condition
Mechanical wave
Electromagnetic Waves
Constructive Interference
6. Another word for an S wave; transverse seismic wave.
Shear Waves
Diffuse Reflection
Refraction
Snell's law
7. The interaction of two or more waves that displace the medium in the opposite way. The overlap of a positive displacement in one wave and a negative displacement in another may temporarily result in no displacement at all.
Destructive Interference
20 Hz to 20000 Hz
Standing Wave
Electromagnetic Waves
8. A wave in which the motion of particles in the medium is at right angles to the motion of the wave itself.
Retina
Transverse Wave
The Principle of Superposition (waves)
High temperature = fast speed
9. Capable of resuming its former volume or shape after being deformed
Elastic
High density = slow speed
High elasticity = fast speed
Shear Waves
10. Media for a mixture of transverse and longitudinal waves
340 m/s
Fluid media
400 nm to 760 nm
Wave Crest
11. The relationship between sound speed and medium temperature
High temperature = fast speed
Optic Nerve
Dispersion
Cornea
12. Boundary in which the end of the wave medium is fixed: not free to move.
Elastic
Refraction
Antinode
Fixed - end boundary condition
13. Interference in time
Free - end boundary condition
Relationship between the amplitude and energy in a wave
Standing Wave
Beats
14. The fixed points on a standing wave
The Principle of Superposition (waves)
Relationship between wave speed - frequency and wavelength
Node
Elastic
15. The relationship between sound speed and medium density
Pupil
Refraction
High temperature = fast speed
High density = slow speed
16. The separation of white light into component colors - as happens when white light passes through a prism.
Progressive Wave
Shear Waves
Dispersion
Pupil
17. A wave that moves along the medium.
Diffuse Reflection
Medium
Progressive Wave
Longitudinal Wave
18. A transparent outer layer of the eye that covers the iris and pupil. The cornea acts like a lens.
Mechanical wave
Cornea
Beats
Antinode
19. Arriving or incoming. An incident ray of light may give rise to a reflected ray and a refracted ray.
Relationship between wave speed - frequency and wavelength
Retina
Incident Light
Relationship between the amplitude and energy in a wave
20. Sin?1/sin?2 = v1/v2 = n2/n1
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21. An oscillation of electric and magnetic fields that may propagate through a vacuum or through a medium
Diffuse Reflection
400 nm to 760 nm
Electromagnetic Waves
Retina
22. Line perpendicular to a surface or boundary.
20 Hz to 20000 Hz
Fluid media
Normal
Boundary Condition
23. The bottom or pit of a transverse wave or water wave.
Node
High density = slow speed
Progressive Wave
Wave Trough
24. Speed of sound in air
Compression Waves
Refraction
340 m/s
The Principle of Superposition (waves)
25. The peak or top of a transverse wave or water wave
Optic Nerve
Solid media
Wave Crest
Free - end boundary condition
26. The smooth curved surface at the back of the eye - where the lens of the eye projects an image. It then converts the light to electrical impulses
Retina
Fluid media
Electromagnetic Waves
The Law of Reflection
27. The interaction of two or more waves that displace the medium in the same way. The overlap of the maximum displacement points in each wave creates a maximum total displacement.
400 nm to 760 nm
Constructive Interference
Standing Wave
Retina
28. The displacement of the medium at any given point is the sum of the displacements of each wave.
Shear Waves
Fluid media
Standing Wave
The Principle of Superposition (waves)
29. Reflection of light in many directions by a rough surface. Also called scattering.
20 Hz to 20000 Hz
Boundary Condition
Relationship between the amplitude and energy in a wave
Diffuse Reflection
30. The point of maximum amplitude on a standing wave
Antinode
Dispersion
20 Hz to 20000 Hz
Elastic
31. The return of a wave from a surface.
Shear Waves
Reflection
Specular Reflection
Snell's law
32. The change in direction of a propagating wave (light or sound) when passing from one medium to another
Rarefaction
Wave Trough
Specular Reflection
Refraction
33. A substance that is the means of transmission of a wave.
Wave Crest
Optic Nerve
Medium
Fluid media
34. Media of Pure Transverse Waves
Pupil
Solid media
Relationship between wave speed - frequency and wavelength
20 Hz to 20000 Hz
35. The angle of incidence is equal to the angle of reflection.
340 m/s
Wave Crest
Snell's law
The Law of Reflection
36. The reflection of light primarily in one direction - as from a mirror.
Specular Reflection
Constructive Interference
Solid media
340 m/s
37. Boundary in which the end of the wave medium is free to move in the transverse direction.
High density = slow speed
The Law of Reflection
Incident Light
Free - end boundary condition
38. The opposite of compression; the spreading out of particles in the medium of a longitudinal wave.
Incident Light
Diffuse Reflection
Rarefaction
High density = slow speed
39. The energy in a wave is proportional to the square of the amplitude
High density = slow speed
Refraction
Standing Wave
Relationship between the amplitude and energy in a wave
40. Range of frequencies Humans can hear
20 Hz to 20000 Hz
Fluid media
Mechanical wave
Constructive Interference
41. Another word for P wave: longitudinal seismic wave
Beats
Refraction
Transverse Wave
Compression Waves
42. A wave that does not travel; the superposition of two waves traveling in opposite directions
Standing Wave
Elastic
The Law of Reflection
Rarefaction
43. The dark circular spot in the middle of the iris of the eye. The pupil admits light into the eye.
Mechanical wave
400 nm to 760 nm
Retina
Pupil
44. A wave that propagates through a medium as a result of some disturbance.
Pupil
Optic Nerve
Mechanical wave
Snell's law
45. A wave in which the motion of particles in the medium is in the same direction as the motion of the wave.
Free - end boundary condition
Longitudinal Wave
Pupil
Optic Nerve