Question

Heat light and sound properties...please fast it's urgent

Answer 1

Heat is the internal energy possesed by the molecules of a body .It is a energy and is responsible for increase or decrease in temperature of a body.It SI unit is kelvein,celcius, and fahrenheit. it requires a medium to propagate.

Light is a form of energy which causes the sensation of vision in our eyes.If concentrated then it can produce heat as well.Light is the fastest form of energy.No other thing can travel faster than light.its speed is 3 * 10 to the power 8 m/s.It requires a medium to propagate

Sound is the energy possessed by  a vibrating body./It requires a medium to propagate  vibrating body produces sound.A sound travels in the form of waves.Its speed is 330 mps