A grain of sand is absolutely tiny and can do no harm. They are made of small crystals of the mineral quarts and are really tough. But what if a grain of sand managed to travel at the speed of light and hit our planet Earth? Would it harm our planet or cause severe damage? Or would it be destroyed before even reaching our planet's surface? Read more: https://brightside.me/articles/what-if-a-grain-of-sand-hits-the-earth-at-99-the-speed-of-light-814091/?utm_source=youtube&utm_medium=seo&utm_campaign=video_transcript #brightside ---------------------------------------------------------------------------------------- Music by Epidemic Sound https://www.epidemicsound.com/ Subscribe to Bright Side : https://goo.gl/rQTJZz ---------------------------------------------------------------------------------------- Our Social Media: Facebook: https://www.facebook.com/brightside/ Instagram: https://www.instagram.com/brightside.official/ Tik Tok: https://www.tiktok.com/@brightside.official?lang=en Stock materials (photos, footages and other): https://www.depositphotos.com/ https://www.shutterstock.com/ https://www.eastnews.ru/ ---------------------------------------------------------------------------------------- For more videos and articles visit: http://www.brightside.me/ Our App http://bit.ly/3a4dTr5