Jeopardy Interference WAVES SOUND Hearing Sound Potpourri Q
- Slides: 54
Jeopardy Interference WAVES SOUND Hearing Sound Potpourri Q $100 Q $100 Q $200 Q $200 Q $300 Q $300 Q $400 Q $400 Q $500 Q $500 Final Jeopardy
Interference
When waves combine in phase and create a larger amplitude they create____interference
Constructive Interference
When waves superpose to form a smaller wave
Destructive Interference
A wave that oscillates in a fixed location is a
Standing Wave
Points on a standing wave that do not move
Nodes
Which graph shows the wave with the greatest amplitude?
A. Shows the wave with the greatest amplitude
Which of the above waves has the longest wavelength?
Wave # 3
In _____ waves, matter in the medium moves forward and backward in the same direction the wave travels.
Compressional or longitudinal Waves
_____ is a repeating disturbance that transfers energy through matter or open space.
Wave
A wave in which particles propagate at right angles to the direction the wave travels.
Transverse Wave
Sound reaches our ears because sound makes air particles
vibrate
Sound is a type of mechanical energy that is transmitted in the form of
Longitudinal waves
Through which medium will sound travel the fastest?
Solid
Sound waves are classified as _____ waves
Compressional or longitudinal Waves
These are the parts of a longitudinal wave
Compressions or expansions/rarefactions
The frequency of the corresponding sound wave
Pitch
Sounds with a frequency less than 20 Hz
Infrasonic
Result of two waves interfering with one another to create loud and soft sounds
Beats
The amount of sound energy passing a given area in a given time
Intensity
The person in front of this car hears a sound that is _____
Higher in frequency
When you double the loudness of a sound, you increase the decibel by
10 d. B.
It takes ____ anti nodes to make a wavelength
two
_____ is the distance from the top of one crest of a transverse wave to the top of the next crest in that wave.
Wavelength
Standing waves require a _____ at the bottom and a _____at the top
Node, antinode
Wavelength and frequency are related this way
Inversely
Final Jeopardy Draw the two types of waves and include labels of their characteristics
Final Jeopardy Answer
