Living in a Digital World - Mobile Phones

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Living in a Digital World - Mobile Phones by Mind Map: Living in a Digital World - Mobile Phones

1. Cell phone - a mobile phone designed to work in cellular networks; It uses a radio transceiver and traditional telephone switching to carry out telephone communications within the coverage area of a cellular network.

2. Currently, cellular communication is the most widespread of all types of mobile communication, which is why a mobile phone is usually called a mobile phone, although mobile phones, in addition to cell phones, are also satellite phones, radiotelephones, DECT phones, some models of IP phones and trunk communication devices.

3. Most mobile communication standards use a SIM card to identify the subscriber. It is a smart card with software control, and also has its own unique IMSI identification number (English International Mobile Subscriber Identity - international mobile subscriber identification number) and an individual digital password.

4. Now the world is talking calls and SMS. After all, it is so convenient and profitable. He wanted to hear a person - to call. Wanted - wrote. Quickly and without any problems.

5. The Internet is the world wide web. 95% of residents every day surf the Internet and social networks. They write to each other, view photos, talk, while seeing each other live.

6. Your child’s safety is a big plus. Your child can call you at any time convenient for him and inform about his whereabouts.

7. The phone also has a lot of useful things: an alarm clock, a stopwatch, a timer, a camera, which you can capture any important moment.

8. Dependence. A large number of schoolchildren and children depend on the phone. Aggression may occur.

9. Great harm to human health is caused by radiation emitted by the phone. No wonder we are constantly told that they do not carry the phone in their trouser pockets and do not put it near their heads. In no case should you keep the phone near infants and young children. For them, this radiation is especially dangerous. It damages some organs: visual, auditory, brain cells, visual retinas.

10. Adverse effects on the nervous and reproductive system. This applies not only to children, but also to adults.

11. It has a negative effect on the person’s head, because when making calls, the phone is close to the ear, and there is the cerebral cortex.

12. The phone can be stolen, and this is stress for both a child and an adult.

13. Sleep disturbance. People often leave a mobile phone near them to hear an alarm or fall asleep in their hands. The phone continues to emit radio waves, thereby disturbing his sleep.