Wave Rider
Sound Properties
Musical Matters
Resonance
Frequency Fun
100

This type of wave is produced from a medium vibrating to the direction of the traveling wave in right angles.

Transverse wave

100

The sound of a small bell versus the sound of a large bell has varying __, which implies that each has a high and low frequency, respectively.

pitch

100

Timbre, or the mix of harmonics of different intensities, is another word for...

Quality

100

The frequency of an elastic object that has its own characteristic frequency is called ___

natural frequency

100

What is the unit of frequency called?

Hertz

200

This type of wave is produced from a medium vibrating parallel to the direction of the traveling wave.

Longitudinal wave

200

True or False: we can hear infrasonic and ultrasonic waves

FALSE

200

The greater the harmonic, the greater amount of __ are present on a wave

Nodes

200

What is one qualification for something to resonate?

Force to pull it back to its starting position and enough energy to maintain vibration

200

A complete to-and-fro oscillation of an object on a spring is one __.

vibration

300

Sound is an example of __ waves, while light is an example of __ waves.

Longitudinal; transverse

300

What property of matter does sound travel the slowest in?

Air/gas

300

Sine waves combine to produce a...

Composite wave

300

The Tacoma Narrows Bridge in Washington was destroyed in 1940 was destroyed by some mild wind. The wind over time made the bridge collapse due to fluctuating resonance with the __ of the bridge.

natural frequency

300

What two terms are often combined to mean the same thing, when in reality, one describes how often a wave vibrates and the other describes how fast a wave moves from one location to another?

Frequency and speed

400

A longitudinal wave consists of a stretched region called __, which exists between successive compressions.

Rarefaction

400

what direction do compression and rarefaction sound waves travel?

Same direction

400

What type of analysis is able to determine pure sine tones of different amplitudes and frequencies?

Fourier analysis

400

Putty does not resonate because it's missing the following property of elasticity:

elasticity/force to pull it back to its starting position

400

If the difference in height between the crest and trough of a wave is 60 cm, what is the amplitude of the wave?

30 cm

500

What type of wave is produced when two sets of waves of equal amplitude and wavelength pass through each other in opposite directions?

Standing waves

500

The study of sound properties is called...

Acoustics

500

When comparing the tone of a piano and a saxophone playing the same note in the same octave, what is one component that affects the quality of a tone?

Presence or relative intensity of partial tones

500

When two tuning forks are placed next to each other and the first is struck, it will set the second fork into motion. The motion of the second fork is called a...

sympathetic vibration

500

True or False: A wave is a wiggle in time, while a vibration is a wiggle in space and time.

FALSE

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