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Test your basic knowledge |
CSET Science: Optics And Waves I
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Subjects
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cset
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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. The bottom or pit of a transverse wave or water wave.
Wave Trough
Elastic
Diffuse Reflection
Snell's law
2. Boundary in which the end of the wave medium is free to move in the transverse direction.
Fixed - end boundary condition
Longitudinal Wave
Free - end boundary condition
High temperature = fast speed
3. The point of maximum amplitude on a standing wave
High density = slow speed
Antinode
Beats
High temperature = fast speed
4. Another word for an S wave; transverse seismic wave.
Shear Waves
Optic Nerve
Boundary Condition
Fluid media
5. A transparent outer layer of the eye that covers the iris and pupil. The cornea acts like a lens.
Solid media
Mechanical wave
400 nm to 760 nm
Cornea
6. The relationship between sound speed and medium temperature
High temperature = fast speed
The Principle of Superposition (waves)
Cornea
Dispersion
7. The energy in a wave is proportional to the square of the amplitude
Relationship between the amplitude and energy in a wave
Fixed - end boundary condition
Progressive Wave
Mechanical wave
8. A wave in which the motion of particles in the medium is at right angles to the motion of the wave itself.
Fluid media
Wave Trough
Transverse Wave
Constructive Interference
9. Reflection of light in many directions by a rough surface. Also called scattering.
Mechanical wave
Diffuse Reflection
Normal
20 Hz to 20000 Hz
10. A substance that is the means of transmission of a wave.
Snell's law
Medium
Dispersion
Shear Waves
11. Arriving or incoming. An incident ray of light may give rise to a reflected ray and a refracted ray.
Mechanical wave
Incident Light
20 Hz to 20000 Hz
The Principle of Superposition (waves)
12. Media of Pure Transverse Waves
Fluid media
Destructive Interference
Relationship between the amplitude and energy in a wave
Solid media
13. Speed = wavelength x frequency
Cornea
Relationship between wave speed - frequency and wavelength
20 Hz to 20000 Hz
Optic Nerve
14. The dark circular spot in the middle of the iris of the eye. The pupil admits light into the eye.
Pupil
Cornea
Wave Crest
Fixed - end boundary condition
15. Media for a mixture of transverse and longitudinal waves
Progressive Wave
High temperature = fast speed
The Law of Reflection
Fluid media
16. 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.
Standing Wave
Rarefaction
Cornea
Destructive Interference
17. 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.
Standing Wave
Mechanical wave
Destructive Interference
Constructive Interference
18. The angle of incidence is equal to the angle of reflection.
The Law of Reflection
400 nm to 760 nm
Normal
Mechanical wave
19. The peak or top of a transverse wave or water wave
Wave Crest
Fluid media
Free - end boundary condition
Pupil
20. Another word for P wave: longitudinal seismic wave
Standing Wave
Wave Trough
Reflection
Compression Waves
21. Interference in time
Specular Reflection
High temperature = fast speed
Standing Wave
Beats
22. 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
Antinode
340 m/s
Relationship between the amplitude and energy in a wave
Retina
23. A wave that moves along the medium.
Constructive Interference
Free - end boundary condition
Fixed - end boundary condition
Progressive Wave
24. The displacement of the medium at any given point is the sum of the displacements of each wave.
High temperature = fast speed
Diffuse Reflection
400 nm to 760 nm
The Principle of Superposition (waves)
25. A wave in which the motion of particles in the medium is in the same direction as the motion of the wave.
Retina
Pupil
Longitudinal Wave
Standing Wave
26. The relationship between sound speed and medium density
400 nm to 760 nm
Wave Trough
The Principle of Superposition (waves)
High density = slow speed
27. The conditions existing at a boundary - such as the boundary between two media.
Specular Reflection
Node
Boundary Condition
Incident Light
28. The reflection of light primarily in one direction - as from a mirror.
Specular Reflection
Normal
Wave Trough
Dispersion
29. Line perpendicular to a surface or boundary.
Longitudinal Wave
Specular Reflection
20 Hz to 20000 Hz
Normal
30. The change in direction of a propagating wave (light or sound) when passing from one medium to another
Wave Trough
Refraction
Rarefaction
340 m/s
31. An oscillation of electric and magnetic fields that may propagate through a vacuum or through a medium
Electromagnetic Waves
Snell's law
High density = slow speed
Standing Wave
32. A wave that propagates through a medium as a result of some disturbance.
Mechanical wave
Constructive Interference
Retina
Relationship between the amplitude and energy in a wave
33. The nerve that relays information from the eye to the brain.
Optic Nerve
Refraction
Normal
High density = slow speed
34. Boundary in which the end of the wave medium is fixed: not free to move.
Rarefaction
Fixed - end boundary condition
Compression Waves
The Principle of Superposition (waves)
35. The opposite of compression; the spreading out of particles in the medium of a longitudinal wave.
Compression Waves
Rarefaction
Transverse Wave
20 Hz to 20000 Hz
36. The relationship between sound speed and medium elasticity
Fixed - end boundary condition
High temperature = fast speed
Wave Trough
High elasticity = fast speed
37. A wave that does not travel; the superposition of two waves traveling in opposite directions
Elastic
Node
Snell's law
Standing Wave
38. Speed of sound in air
Retina
340 m/s
Rarefaction
Relationship between wave speed - frequency and wavelength
39. Range of frequencies Humans can hear
Medium
Wave Trough
Diffuse Reflection
20 Hz to 20000 Hz
40. The separation of white light into component colors - as happens when white light passes through a prism.
Dispersion
Specular Reflection
Snell's law
Relationship between wave speed - frequency and wavelength
41. The return of a wave from a surface.
Reflection
Constructive Interference
High elasticity = fast speed
Fluid media
42. Range of wavelengths humans can see
Cornea
400 nm to 760 nm
Wave Trough
Refraction
43. Sin?1/sin?2 = v1/v2 = n2/n1
44. The fixed points on a standing wave
Solid media
Fixed - end boundary condition
Node
Optic Nerve
45. Capable of resuming its former volume or shape after being deformed
Elastic
Relationship between wave speed - frequency and wavelength
Fixed - end boundary condition
The Law of Reflection