Presentation on inventions, inventors, materials, first engines and the bicycle

2. What do you things
these things are?

7. a. invented/found
b. heavier/smaller

8. a. mechanical/electric
b. young/modern

9. a. tricycle/bicycle
b. feet/hands

10. a. shell/cell
b. call/ring

11. Match
• Alexander Graham Bell battery
• Computer telephone
• Charles Babbage computer
• Bicycle Difference Engine
• Alessandro Volta hobby horse

18. Aeroplane/biplane

19. code/program.

20. Electric/mechanic

21. Engine/machine

22. wagon/car

23. MODERN LIFE

24. Cooker, fridge, iron,
kettle, T.V., toaster,
hairdrier, radio

33. Find the mistakes
• Cook
• Frige
• Iron
• Toster
• Hairdryer
• Redio
• Televizion
• ketle

35. MATERIALS

49. Find the missing words

50. •Now write your own description
and present it to the class!

57. Put the vehicles in
chronological order
• Steam engine
• Vespa
• Motor car
• Penny Farthing bicycle
• Airplane
Now go back and check:

58. TRIVIA TIME

59. “What does “penny farthing”
mean?
It comes from the British penny and
farthing coins, one larger than the
other, so that the side view .
resembles a penny leading a
farthing

60. “The boneshaker”
(takealookatitandguesswhytheycalleditthatway...)

61. “Safety” bicycle
A safety bicycleis a typeof bicyclethat was
very popularin the late 1880sas an
alternativeto the penny-farthingor ordinary
and is now the most commontypeof bicycle.
Early bicyclesof this style wereknownas
safety bicyclesbecausethey were saferthan
the high wheelers they were replacing