Unit 3 Unit 3 Inventors Inventors and and Inventions Inventions Warming up and Warming up and Speaking Speaking
Jan 19, 2016
Unit 3Unit 3 Inventors Inventors and Inventionsand Inventions
Warming up and Warming up and SpeakingSpeaking
Warming up:Warming up:• In pairs discuss which of
these pictures show inventions. Does any of them show discoveries?
Work out two rules:Work out two rules:
• A discovery is __________.• Making or designing
something that did not exist before.
• An invention is __________.• Finding or learning
about something (place, fact) that has already exist for the first time.Discoveries often lead to inventions.
Important inventions in the Important inventions in the 20th century.20th century.• 1902 Air conditioner• 1903 Gas-motored and manned
plane• 1910 The first talking film• 1923 Television• 1928 Penicillin• 1937 Photocopier• 1940 Color television• 1942 Electronic digital computer• 1945 Atomic bomb• 1950 Credit cards• 1985 Windows OS• 1990 World Wide Web
Pair work: Can you be a Pair work: Can you be a inventor?inventor?
• You need to make a house but you only have fishing nets and many plastic bottles. How can you solve it? (Be sure the walls are solid enough.)
Group work: how to be a Group work: how to be a survivor?survivor?
• Suppose you were on a sea journey and the ship hit a rock, and you were thrown into the sea and landed on a desert island. You have collect a number of useful things. Use these things and design.
• Fishing rod • Shelter• Water container • Means of escape• Way of attracting attention to bring
help
Useful things: