Sound Energy
the amazing thing that we hear every day
what is sound energy.
Sound comes from vibrations. Those vibrations create sound waves that move through mediums like water and air before reaching our ear drums.Then our ears vibrate in a similar way to the original vibration, allowing us to hear many different sounds.
amazing facts about sound
- Sound travels in different speeds when they go through different mediums.
- Dogs can hear at a higher frequency than humans, giving them the ability to hear thing humans can't.
- The noise created by a whip is created because the whip travels so fast it breaks the sound barrier.
the speed of sound
- The speed of sound is about 767 miles per hour.
- When a let fighter breaks the sound barrier a vapour cone forms around it but it only forms when the jet is slightly slower than the speed of sound.