Tektites - why some rocks are dumbbell shaped

From the creator

The first 500 people to use this link will get 2 free months of Skillshare Premium Membership: https://skl.sh/stevemould7 Tektites form in mid air after a meteorite strike. They're made of glass and the ones that cool down while spinning form dumbbell shapes. Image credit: https://commons.wikimedia.org/wiki/File:Two_tektites.JPG - Brocken Inaglory You can buy my books here: https://stevemould.com/books You can support me on Patreon here: https://www.patreon.com/stevemould just like these amazing people: Nathan Williams Matthew Cocke Glenn Watson Mark Brouwer Joël van der Loo Alex Southwell Twitter: http://twitter.com/moulds Instagram: https://www.instagram.com/stevemouldscience/ Facebook: https://www.facebook.com/stevemouldscience/ Buy nerdy maths things: http://mathsgear.co.uk

Published 2020-03-16 · Watch on YouTube ↗
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