Technology & Iventions

OUTLINE FOR TODAY’S TALK:

•

Technology – blessing or a curse?

•

Advantages

•

Disadvantages

• Wheel

• Steam engine

• Computer

• Three greatest invention of man’s
history

Advantages



medical science developed and available     

                  



efficient industry    

                  



great source of knowledge   

                    



easy traveling



more convenient lives

Disadvantages



misusage: weaponry



pollution of the environment



addictions, limiting contacts



harmful to health

The wheel



The wheel is
everywhere on all
our cars, trains,
planes, machines

Steam engine



Steam
engine
enabled us
to travel
great
distances.

Computer



In our modern
society, people
can't see
themselves
without
computers.

Thank you

Sources



http://news.bbc.co.uk/2/hi/programmes/click_online/9617577.stm



http://www.historyextra.com/feature/12-giant-leaps-mankind



http://www.guardian.co.uk/world/feedarticle/9350571



h

ttp://dl.dropbox.com/u/15385430/Youngsters%20despair%20as%20mobiles%20are%20

removed%20%28Daily%20Telegraph%29.pdf



http://scienceray.com/technology/applied-science/the-effects-and-influences-of-

technology-on-society-and-human-kind/2/



http://angelaharris.hubpages.com/hub/Invention-of-the-Wheel



Woodford, Kate – Guy Jackson (eds.). 2003. Cambridge advanced learner’s dictionary.

Cambridge: CUP. Available at: http://dictionary.cambridge.org/



Summers, Della (ed.). 2009. Longman dictionary of contemporary English. (5th edition).
Harlow: Pearson Educational Limited. Available

at: http://www.ldoceonline.com/



A. S. Hornby (ed.) 2005. Oxford Advanced Learner's Dictionary, 7th edition