Question

List at least 3 reasons to support the idea that sound in a wave

Answer 1

Explanation:

sound has a frequency if you hear closely that the sound on things become higher when thing get far from you than sound of the things get smaller this mention that sound is a wave in wave the sound is smaller or larger.

you know you swim in water and air is on opposite you need force to do as same in sound if object is far from means you then wave of sound get smaller

2 reason,if sound is not wave they cannot travel any substance sound can travel through air, water,land but not in space in space there is no air only vacuum,

3 reason wave are vibration sound is also a vibration so we conclude that sound is a wave because sound is a mechanical wave they vibrate through substance wave also vibrates