The wonder of the 20th century and the reality of the 21st century The author of the project:Alyona Zaitseva,Novolyadiskaya School
The hypothesis The wonder has no demerits, the reality is full of demerits.
What is the mobile phone ?2. When was the mobile phone created?3. How did the mobile phone develop?4. What illnesses are caused by the mobile phone?5. What is the mobile etiquette?
is a short-range, electronic device used for mobile voice or data communication overa network of specialised base stations known as cell sites.
SMS voice calls games bluetooth multimedia Internet MMS
3 April, 1973 Motorola 1.15 kg 23x13x4 Dr Martin Cooper
too big too heavy too expensive
MOBILE PHONE`S GENERATIONS
light small inexpensive
“Illnesses caused by mobile phones” “The mobile etiquette”
cancer of brain high pressure leukaemia loss of coordinationloss of memory disorder of sleepheadache
96% of my classmates use their mobile phones much longer
The most popular mobile phones producers
The distribution by SAR (Specific Absorption Rate)
The mobile etiquette
№1Speak on the mobile phone in a low voice
№2Make your mobile phone noiseless during business meetings, lessons, performances, concerts, cinema shows
№3Don`t speak on the mobile phone and at the same time keep a conversation
№4In a case of a missed call which number is on the display, recall only if this telephone number is well-known for you
№5Don`t put your mobile phone on a table in a restaurant or café
№6Take photos of someone using your mobile phone only if you ask a permission. Respect the private life of other people
№7Don`t listen to music too loudly in public places. Not all people share your music liking
danger for human health ignorance or disregarding of the mobile etiquette
The wonder has no demerits, the reality is full of demerits.