Instrument Project #2
Interactive Video
•
Arts
•
6th - 8th Grade
•
Practice Problem
•
Medium
Hannah Trevino
Used 3+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of wave is sound?
Transverse wave
Longitudinal wave
Electromagnetic wave
Gravitational wave
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a phone speaker create sound?
It emits light waves that are converted to sound.
It vibrates a diaphragm, which then moves air particles.
It generates electromagnetic fields that directly produce sound.
It creates a vacuum that causes air to rush in, making noise.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which physical property of a sound wave determines its pitch?
Amplitude
Wavelength
Frequency
Intensity
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical range of sound frequencies that humans can hear?
0 Hz to 20 Hz
20 Hz to 20,000 Hz
20,000 Hz to 40,000 Hz
40,000 Hz to 160,000 Hz
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Are you enjoying the video lesson?
Yes
No
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate sound intensity that is considered too soft for humans to detect?
1 Watt per square meter
100 Watts per square meter
1 picowatt per square meter
10 picowatts per square meter
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much must the intensity of a sound wave increase for it to sound twice as loud to a human ear?
2 times
5 times
10 times
100 times
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the decibel level of a rock concert with a sound intensity of 1 Watt per square meter?
10 dB
60 dB
100 dB
120 dB
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When an ambulance siren approaches you, how does the pitch of the sound you hear change?
It decreases
It increases
It remains the same
It fluctuates randomly
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