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