Explain how one can vary intensity of dance as a form of physical activity.

Q: Identify and define five characteristics that can be used to describe a wave.  How are velocity,…

A: The five characteristics of the waves are: amplitude, wavelength, speed or velocity, time-period,…

Q: The diagrams below show four waves that pass simultaneously through a region.

A: The condition of maximum constructive interference includes that the crest of both waves & the…

Q: Define wave energy.

A: Wave energy is also known as sea wave energy or ocean energy. The energy which is harnessed from the…

Q: What are three principal classes of musical instruments?

A: There are three different principal classes of musical instruments as follows:

Q: Question 12: Which material would be least effective at preventing sound from escaping a room? A.…

A: Required :  Which material would be least effective at preventing sound from escaping a room.

Q: The wavelength of sound emitted by a source is 1.2m. Calculate the frequency of this sound if its…

A:

Q: Describe the sounds you would hear if train passed you with is whistle blowing.

A: Due to the Doppler effect, there is frequency shift in the electromagnetic waves when there is…

Q: Explain how sound waves can be used to measure the speed at which blood flows in arteries and veins.

A: The speed of blood flow in arteries and veins can be measured using the Doppler effect. Doppler…

Q: Describe the sounds produced by objects moving faster than the speed of sound.

A: An object to move forward makes its path by clearing the air from its path; this results in the…

Q: Deaf people can be made to dance to music. Explain how?

A: Deaf people can be made to dance to music by,

Q: Describe the big connection between circular motion, pendulum motion, spring motion, and wave…

A:

Q: Define longitudinal waves.

A: If the wave moves in a direction parallel to the direction of movement of particles, such waves are…

Q: Question 19 8 Points A wave has a frequency of 74 Hz and a wavelength of 85 m. What is the speed of…

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Q: A sound wave travelling in air has a wavelength of 0.64 m and a frequency of 595 Hz. Calculate the…

A: In the given question, We have to calculate the temperature of the air in celcius.

Q: 3. A student was blowing air into a closed tube and found that he produced 4 different sounds. Below…

A: Given : 1st diagram :  1st harmonic 2nd diagram :  3rd harmonic 3rd diagram :  5th harmonic 4th…

Q: Calculate the frequency of a 2.5m-long sound wave.

A:

Q: Define the term intensity of a sound wave. State the unit in which it is measured.

A: Sound intensity is also known as the acoustic intensity. It is defined as the power carried by the…

Q: Define wave motion. Give some example explaining the term.

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Q: How do music and noise affect the body

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Q: But what precisely is digital audio? the method used to transform analog sound waves into digital…

A: Digital Audio is a technology which is used to generate, reproduce, manipulate, record sound using…

Q: Describe the structure of a high amplitude sound wave

A: A high amplitude sound wave, as the name suggests is a sound wave which is very loud.

Q: List all the most common intensity scales

A: The strength of an earthquake's shaking effect is measured relative to the intensity scale. The…

Q: Calculate the speed of sound (in m/s) on a day when a 1498 Hz frequency has a wavelength of 0.225 m.…

A: frequency = f = 1498 Hz wave length =λ= 0.225 m speed = V = ?

Q: Describe amplitude and phase of wave.

A: The Amplitude is the height between the center line and the peak (or the trough), or we can measure…

Q: State three factors which affect the loudness of a sound heard by a listener.

A: Loudness of a sound refers to the subjective perception of sound.

Q: Describe the wave including crest, trough, amplitude, wavelength, and line of equilibrium

A: Terms crest, trough, amplitude, wavelength and line of equilibrium are terms of a general wave form.…

Q: Define transverse waves.

A: Given :  Transverse wave

Q: Define transverse wave.

A: Transverse waves are those which are vibrating perpendicular to the direction of propagation. It is…

Q: Describe the wave phenomena shown in the figure shown below? Wave 1 Wave 2

A: According to the figure, two waves with the same frequency and same amplitude superimposed in same…

Q: State the ways of increasing frequency of a note produced by an air column.

A: Write the expression for resonant frequency in an air column

Q: what is the relationship between sound intensity and air pressure of sounds

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Q: Which term is not associated with sound wave? A) Hertz B) Decibel C) Candela D) Mach

A: Each of the given options are different units of different properties of substances.

Q: which graph represents the correct relationship between the amplitude of a wave and its energy and…

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Q: Explain the characteristics of sound

A: Sound is a longitudinal wave which consists of compressions and rarefactions travelling through a…

Q: 2. Beats in sound refers to

A: Beat is the combination of two waves of slightly different frequencies, the resulting sound is…

Q: A guitar and flute are in tune with each other. Explain how a change in temperature could alter this…

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Q: Talk about the energyof a wave, power of a wave and intensity of a wave. (explain each one)

A: The energy of a wave:-The kind of waves that need some kind of medium to travel or to transfer the…

Q: Talk about the energy, power and intensity of a wave. (explain each one)

A: Energy:-   Energy is a quantitative property that must be transferred to an object in order for it…

Q: a- Sonic speed of sound. b- supersonic speed.

A: Sonic speed of sound is speed of sound having waves and vibration with frequency within the…

Q: Explain phenomenon of energy transport through waves.

A:

Q: A ukulele has 4 tuning pegs. If you turn them the sound of the strings change. Explain this in terms…

A: Number of tuning pegs in ukulele = 4 On turning the strings, the sound change in ukelele.

Q: Define noise?

A: Noise it is unwanted sound, loud  or unpleasant. Unwanted and excessive sound deleterious effects on…

Q: Explain how sound is produced by your school bell.

A: Sound produced by the school bell is dependent on how the bell vibrates when it is hit. The…

Q: Define the term ‘wavefront’.

A: Wavefront:                             It is defined as the locus of all points having same phase at…

Q: What is a spike in noise term?...

A: Noise spike can be defined as a single point that deviates from the preceding and following values…