length: 1.27 min
When George de Mestral and his dog set out for a walk in the mountains, they never suspected a revolutionary invention was so close to be discovered.
They returned covered in burrs (see picture) and these gave de Mestral the idea for a new fastener, easier than a zipper.
From the Show "The Stuff of Genius" by Discovery Network.
1)When was Georges de Mestral born?
He was born in 1917
He was born in 1907
He was born in 1947
2)What did George de Mestral love?
He loved dogs
He loved his wife
He loved going outdoors
3)What did he found with his microscope?
He found smell of hut and natural food
He found small hooks and tiny natural loops
He found a small hut and tiny natural loos
4)What did he do after succeeding in manufacturing velcro?
He found a company to sell it
He founded a company to sell it
He found a company to set it
5)Why does he get 5 on American dream skill?
Because he created an invention that became succesful
Because he created an invention that becomes succesful
Because he created an invention that become succesful
6)Why does he get 2 on Benefit to Humanity?
Because he couldn´t save the Humanity
Because his company failed during the crisis
Because Humanity could survive without velcro
7)Why does he get 3 on Ripple effect skill?
Because a lot of products use velcro
Because a lot of new products surface because of velcro
Because a lot of new products don´t use velcro
Quiz created by teacher Patricio Glesarri for ESL Video