What is the highness and lowness of a sound?Group of answer choicesqualitynotepitchloudness Flag question: Question 2Question 2Tips1 ptsWhat do you call the material produced by making electricity flow through a coil of wire around an iron nail?Group of answer choicesmagnetelectromagnetbatterycircuit Flag question: Question 3Question 3Tips1 ptsWhich properties of light is transmitted back when it hits an object?Group of answer choicesabsorptiondispersionreflectionrefraction Flag question: Question 4Question 4Tips1 ptsWhich of the following are natural sources of light?Group of answer choicescandle and lamp postlight bulb and starsfirefly and sungas lamp and burner Flag question: Question 5Question 5Tips1 ptsWhich of the following best describes vibration?Group of answer choiceshow low or high a sound is.the movement of cellphone when it receives messagethe back-and-forth movement of matterthe loudness and softness of sound

The relative highness or lowness of a sound is called ______.Multiple Choicetimbrepitchoctavedynamics

A sound wave that is low-pitched and loud would have what characteristics?Group of answer choiceshigh frequency, low amplitudeScratchlow frequency, low amplitudeScratchhigh frequency, large amplitudeScratchlow frequency, large amplitude

Sound is measured in Hz (hertz). What is Hz the rate of?Group of answer choicesamplitudevelocityfrequencyduration

Which type of wave is sound?Select an answerAElectromagnetic waveBTransverse waveCLongitudinal waveDNone of the above

Q4.Answer the following1. A transverse wave travels along the x-axis. The particles of the medium must move in Whichdirection?2. Sound waves from a point source are propagating in all directions. What will be the ratio ofamplitudes at distances of x meter and y meter from the Source?3. What is a harmonic Wave function?4. Which properties of the medium are responsible for propagation of Waves through it?5. What is the nature of the thermal change in air, when a sound wave propagates through it?6. Why does sound travel faster in iron than in Water or air?7. Under what conditions does a sudden phase reversal of Waves on reflection take place?8. The speed of sound does not depend upon its frequency. Give an example in support of thisstatement.