В b) Pupil A, ask pupil B about
the invention of the clock and after your
partner's answer circle the right option.
1 When was the first accurate clock designed?
a) in 1657 b) in 1637 c) in 1700
2 When were shadow clocks first used?
a) 3000 years ago b) 4000 years ago C) 2000 year ago
3 When were mechanical clocks made?
a) in the 13th century b) in the 15th century
c) in the 14th century
4 What kind of clocks were used in ancient Egypt?
a) hourglasses b) water clocks
5 When were sand glasses used?
a) in the Middle Ages b) after 1700
6 Where were the first wristwatches made?
a) in England and Germany b) in France and Switzerland
