This is a wave with a direction of propagation that is perpendicular to its directions of oscillation
What is a transverse wave?
100
A jet travels through 10 degree Celsius air at Mach 3. What is its speed i meters per second
What is 1012.5 m/sec?
100
A popular science fiction movie was advertised with the slogan, "in space, no one can hear you scream." Why is this a true statement
What is because there is little to no air in which sound waves can travel.
100
List the parts of a wave
What is crest, trough, wavelength, and amplitude
100
Part of your ear that absorbs sound waves.
What is tympanic membrane
200
This is a wave with a direction of propagation that is parallel to its directions of oscillation
What is a longitudinal wave?
200
Am amplifier takes a 30 dB sound and turns it into an 80 dB sound. How many times larger is the intensity of the sound waves coming out of the amplifier as compared to the intensity of the sound waves going into the amplifier
What is 100,000 times larger?
200
A recorder is a woodwind instrument in which the player blows into a tube, setting up a wave in the tube. A musician has 2 recorders. The first one is rather short, and the second one is significantly longer. Which recorder is capable of playing notes with the lowest pitch
What is the longer one
200
This is one characteristic that cannot be drawn
What is frequency?
200
The speed of sound is faster in this type of matter
What are solids?
300
Any speed that is faster than the speed of sound in the substance of interst
What is supersonic speed?
300
During a thunderstorm, the temperature is 10 degrees celsius. If you see a lightning strike and then hear the thunder 2 seconds later, how far away did the lightning strike?
What is 675 m?
300
Do sound waves oscillate parallel to or perpendicular to the direction in which the wave travels?
What is parallel?
300
The two types of waves are
What is longitudinal and transverse
300
Waves with frequencies higher than 20,000 Hz are called
What is ultrasonic waves
400
The sound produced as a result of an object traveling at or above Mach 1
What is a sonic boom?
400
A sound wave traveling through 17 degree Celsius air has a wavelength of 2 meters. What is the frequency of the sound wave?
What is 170.850 Hz?
400
A ship blows its horn. Some of the sound waves travel through the air and then hit the water. Will the sound waves travel faster in the water or in the air?
What is water?
400
Frequency is measured in these
What is Hz
400
These types of waves are undetectable by humans because they are below 20 Hz/
What is infrasonic waves
500
an indication of how high or low a sound is, which is primarily determined by the frequency of the sound wave
What is pitch?
500
What is the speed of sound in air that has a temperature of 25 degrees Celsius?
What is 346.5 m/sec?
500
The material through which sound waves travels is called
What is medium?
500
In a longitudinal wave the crest and trough is called what
What is the compressions and rarefaction?
500
When a car is coming toward you and it seems to be getting louder and louder until it finally passes you and suddenly the sound is not loud. This is called