How to do the blanks 5 A cathode-ray oscilloscope displays three waveforms detected from a submarine under the sea shown in Fig 5-1 sound A Sound B Fig 5 1 sound C (a) State two differences between a sound wave and visible light _ (b) State and explain two differences in sound A and B as shown in Fig 5 1 Sound R A g, R tiyn ugnu g (c) If the distance between P and Q of the sound wave B is 8 0 cm and it has a frequency of 75 kHz, what is its speed under the seawater cO amp;rn 7S kHz ISOOD Hz u ooo *0 009 600 Speed = mls 12 (d) State and explain how the speed of sound in air will differ from what you have calculated in (c)

Alisha Guglani answered this

Dear student

Answer to Quetion 5(a) is as follow:-

The 2 differences between sound wave and visible light are as follow:-
1. Light waves is composed of transverse waves and sound waves is composed of longitudnal waves.
2. Light waves cannot pass through opaque material but sound waves can travel through all sort of materials.

Regards