Question

distinguish between light waves and sound waves

Answer 1

Sound waves :-

• They are longitudinal in nature
• speed is low. 330 m/s
• Cannot travel theough vacuum
• Audible sound is of low frequency and high wave length.

Light Waves :-

• They are transverse in nature.
• Speed is very high. 3× 10^8 m/s
• Can travel through vacuum as it is require no medium.
• Visible light is at very high frequency and small wavelength.