In deze les zitten 24 slides, met interactieve quizzen en tekstslide.
Lesduur is: 35 min
Onderdelen in deze les
Test Sound
2 Havo/VWO
Slide 1 - Tekstslide
Materiaal dat geluid terugkaatst is .....
Material which causes echos is
A
Hard and smooth
B
Hard en rough
C
Soft and smooth
D
Soft and rough
Slide 2 - Quizvraag
Een snaar maakt 480000 trillingen per minuut, kan een mens dit geluid horen?
A string vibrates 480000 times per minute, is this audible to a human being?
A
Yes
B
No
C
Sometimes
Slide 3 - Quizvraag
Een vleermuis produceert tonen die hoger zijn dan een mens kan horen.
Hoe noemen we deze tonen?
A bat produces sounds which are to high for a human to hear, what is the name for this type of sound?
A
Infrared sound
B
Infrasonic sound
C
Ultrasonic sound
D
Ultrahigh sound
Slide 4 - Quizvraag
Een olifant produceert tonen die lager zijn dan een mens kan horen.
Hoe noemen we deze tonen?
An elephant produces tones which are too low for a human to hear, what is the name for this type of sound?
A
Infrared sound
B
Infrasonic sound
C
Ultrasonic sound
D
Ultralow sound
Slide 5 - Quizvraag
In which picture is there the largest vibration period?
A
Picture A
B
Picture B
C
Picture C
D
Picture D
Slide 6 - Quizvraag
In which picture is the highest frequency?
A
Picture A
B
Picture B
C
Picture C
D
Picture D
Slide 7 - Quizvraag
Which of these sounds is the strongest in volume?
A
Picture A
B
Picture B
C
Picture C
D
Picture D
Slide 8 - Quizvraag
How many vibrations are there in this screen
A
1 vibration
B
2,5 vibrations
C
5 vibrations
D
10 vibrations
Slide 9 - Quizvraag
Een snaar maakt 480000 trillingen per minuut, kan een mens dit geluid horen?
When the vibration period becomes shorter, the tone becomes
A
Higher
B
Lower
C
The tone doesn't change
D
Louder
Slide 10 - Quizvraag
Which does not influence the tone of a guitar string?
A
The thickness of the string
B
How hard you strike the string
C
The length of the string
D
The tension of the string
Slide 11 - Quizvraag
You see 2 trombones in the picture.
Trombone A has a lower tone then trombone B.
A
True
B
False
Slide 12 - Quizvraag
The scale of this picture is:
0,005 ms/div
What is the frequency of this displayed tone?
A
20 Hz
B
50 Hz
C
0,000020 Hz
D
50000 Hz
Slide 13 - Quizvraag
Which tones can you hear better at low sound level?
A
Low pitched tones
B
Middle pitched tones
C
High pitched tones
Slide 14 - Quizvraag
Putting whispering tires on a car is a way to stop sound nuicance, where is it stopped?
A
at the source
B
between source and receiver
C
at the receiver
Slide 15 - Quizvraag
Wearing hearing protection is a way to stop sound nuicance, where is it stopped?
A
at the source
B
between the source and the receiver
C
at the receiver
Slide 16 - Quizvraag
Double pane windows are a way to stop sound nuicance, where is it stopped?
A
at the source
B
between the source and the receiver
C
at the receiver
Slide 17 - Quizvraag
use the graph to determine what 15 minutes of listening to a sound level of 97 dB causes
A
Does not give hearing damages
B
Has a high chance of hearing damage
C
Will deafen you
D
Has a really high chance of hearing damage
Slide 18 - Quizvraag
A fighterjet has a speed of mach 1,5. What is the speed of the jet in m/s?
A
0,5145 m/s
B
1944 m/s
C
514,5 m/s
D
1,944 m/s
Slide 19 - Quizvraag
A bumblebee creates a buzzing sound with its wings. The frequency of this sound is 200 Hz. Calculate the time of one vibration in milliseconds.
A
0,005 ms
B
0,05 ms
C
0,5 ms
D
5 ms
Slide 20 - Quizvraag
The tines of a tuning fork move 660 times in 10 seconds, what is its frequency?
A
66 Hz
B
660 Hz
C
6600 Hz
D
66 kHz
Slide 21 - Quizvraag
The speed of sound for water is 1480m/s, the echo is received in 0,42 seconds, how deep is the sea?
A
72 m
B
144 m
C
311 m
D
622 m
Slide 22 - Quizvraag
Someone holds a decibelmeter near a speaker at a concert and measures 93.9 dB. 20 meters away someone else is also measuring the volume, what will their decibelmeter indicate?
A
The same level of dB
B
A higher level of dB
C
A lower level of dB
Slide 23 - Quizvraag
3 people are talking at a level of 45 dB, how many decibels will a group of 15 people create?