Sound
Physical Motion
Details & Definitions
Wave Anatomy
Fill in the blank
100
If the amplitude is high, the volume is...
What is "high"?
100
To produce a longitudinal wave with a slinky, you would move the slinky like this.
(In and Out (parallel), horizontally Side to Side, vertically Up and Down)
What is "In and Out" or "Parallel"?
100
The frequency of a wave is measured in this unit.
What is "Hertz" or "Hz"?
100
This is the lowest point in a Transverse Wave.
What is the "Trough"?
100
Transverse waves move ____________ to the direction of energy transferred.
What is "Perpendicular"?
100
You have two speakers emitting sounds at slightly different frequencies. It makes this weird warbling sound. This odd sound is known as...
What is a 'Beat'?
100
This is what we call the stretched out, or expanded part of a longitudinal wave.
What is a "Rarefaction"?
100
What is the Wavelength of the below wave?
What is "12 meters"?
100
What do we call the measurement of a wave from its equilibrium (or resting) position to the crest?
What is the "Amplitude"?
100
High frequency waves have _______ wavelengths.
What is "Short" or "Small"?
100
A sonic boom is typically produced by an aircraft moving at...
What is "Supersonic speeds"?
(speeds at or greater than the speed of sound)
100
You and your lab partner are making waves with slinkies. You stop, increase the tension, then make the exact same disturbances as before. What changes about the wave?
What is "wave speed" or "speed"?
100
What is the term for the number of wavelengths that pass a given point every second?
What is "Frequency"?
100
There are points in a standing wave that do not move. These are known as...this.
What are 'Nodes'?
100
The matter that mechanical waves travel through is known as ____________.
What is the "Medium"?
100
High frequency waves have this kind of pitch...
What is "high"?
100
This is the region of a longitudinal wave where the particles are close together.
What is "Compression"?
100
When a wave travels along a given length and perfectly reflects, adding onto itself, such as at 6m and 12m below, this is known as a...
What is a "Standing Wave"?
100
What do we call the measurement of a wave from its equilibrium (or resting) position to the trough?
What is "Amplitude"?
100
A mechanical wave is created by a __________. (Note: I am looking for a specific term for what initiates a mechanical wave.)
What is a 'Disturbance'?
150
An ambulance drives towards you as you're going for a walk. As it approaches you the pitch changes. This is an example of...
What is the "Doppler Effect"?
150
Holding a slinky, you move your hand back and forth - but only once. A section of a wave travels the slinky. What do we call this?
What is a "pulse"?
150
When a two waves with opposite shapes (or 'out of phase') collide, the waves interfere. What kind of interference is this?
What is "Destructive" Interference?
150
On a longitudinal wave, the distance from one expansion to another expansion is known as...this.
What is a 'Wavelength'?
150
Humans can only hear a specific range of sound - from 20 Hz to 20,000 Hz. _______ are those frequencies that are higher than what we can hear.
What is 'Ultrasonic'?