Question

1. Let us test your knowledge about some inventors and their inventions.
(a) A salesman named Whitcomb L. Judson created something called 'clasp locker' in 1893.
What do you think it is called today?
(1) zip
(2) bag
(3) belt
(b) Invented by American physicist Charles Richter, the Richter scale is used to measure the
intensity of ......
(1) rain
(2) earthquakes (3) snow
(c) Leonardo da Vinci is best known for painting the Mona Lisa, but he was also
(1) an inventor
(2) an engineer
(3) both an inventor and an engineer​

Answer 1

zip

earthquakes

both an inventor and an engineer