Quiz
Physics: 2.3 & 2.4 & 2.5
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Questions in this quiz (15)
1Sound waves need a medium to travel through
- ATrue
- BFalse
2Electromagnetic waves need a medium to travel through
- ATrue
- BFalse
3What is the human hearing range?
- A200-200'000
- B20-20'000 Hz
- C20-200'000 Hz
- D20-20'000
4The pitch is determined by the:
- AFrequency
- BAmplitude
- CWavelength
5Loudness is determined by the:
- AWave speed
- BWavelength
- CAmplitude
6Sound waves can not be reflected and diffracted
- ATrue
- BFalse
7Ultrasound is sound energy with a frequency higher than the upper limit of hearing for humans
- ATrue
- BFalse
8What are some uses of ultrasound in medicine?
- ACT scanning
- BPre-natal scanning
- CRemoval of kidney stones
- DTo scan for broken bones
9When waves are reflected, the angle of incidence = ?
- AThe angle of reflection
- BThe angle of refraction
10The normal is a construction line:
- ADiagonal to the reflecting surface
- BParallel to the reflecting surface
- CPerpendicular to the reflecting surface
11When light enter a more dense medium...
- Ait is refracted away from the normal
- Bit is reflected towards the normal
- Cit is refracted towards the normal
- Dit is reflected away from the normal
12When light enters a less dense medium...
- Ait is reflected towards the normal
- Bit is refracted away from the normal
- Cit is refracted towards the normal
- Dit is reflected away from the normal
13When waves are travelling along the normal...
- Athey are refracted away from the normal
- Bthey are refracted towards the normal
- Cthey do not refract
14Refraction by prism can lead to:
- ASeparation
- BReflection
- CDiffraction
- DDispersion
15The refractive index can be calculated by sin(i) / sin(r)
- ATrue
- BFalse
Information
- Description
- Quiz on Physics: 2.3 & 2.4 & 2.5, created by chloe.halliwell on 04/06/2014.
- Author
- chloe.halliwell
- Language
- English
- Views
- 12
- Rating
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