4 Mga view· 11 Hulyo 2022
What causes cavities? - Mel Rosenberg
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View full lesson: http://ed.ted.com/lessons/what....-causes-cavities-mel
When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel Rosenberg takes us inside our teeth to find out.
Lesson by Mel Rosenberg, animation by Andrew Foerster.
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Musika
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Paglalakbay at Mga Kaganapan
Paglalaro
Mga Tao at Vlog
Komedya
Aliwan
Balita at Pulitika
Paano at Estilo
Disenyo at Pagkamalikhain
Homes & Real Estate
Autos & Vehicles
Science & Technology
Fashion & Beauty
Cooking & Foodie
TV & Drama
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Brand & Premieres
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