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