1 / 9

Cell phones

Cell phones. My invention Cell phones- a portable telephone that uses wireless cellular technology to send and recure phone signals . presented by: Toledo J Mateo. Cell phones. Who invented cell phones- the cell phones were invented by Martin Cooper in 1973.

chanel
Download Presentation

Cell phones

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Cell phones My invention Cell phones- a portable telephone that uses wireless cellular technology to send and recure phone signals. presented by: Toledo J Mateo

  2. Cell phones • Who invented cell phones- the cell phones were invented by Martin Cooper in 1973. • www.wanttoknowit.com

  3. Where and when was it invented- the cell phones were invented in the streets of New York to his rival business man at AT&T communication in 1973. • www.Ask.com

  4. Why is the invention of cell phones so important for the society/humankind-it was invented to allow people to talk on the phone without having to be at a land line phone. • www.ASk.com

  5. What was society like before the invention-social life like before the invention of cell phones was hard. And if there was an accident happen ,you can’t call anyone because you don’t have a cell phone and life was worst . And you have to go outside to meet people because you don’t have a cell phone. • Website :www.Ask.com

  6. What was life like after the invention of cell phones- life was better after the invention of cell phones. You can call your friends and if there an accident happen you can call 911 for help. and you could go to websites. • www.Ask.com

  7. how did this invention change society – it change society because its easier to contact with your friends and meet people. You can call 911 if there an accident ,and its easier to do anything than before. • www.answer.yahoo.com

  8. what were some positive effects of this invention - the positive effects is that it can help if there an accident and its useful to call anyone if there is a problem and its faster to do anything you want to do. • www.Ask.com

  9. What were some negative effects of this invention- the negative effects are students cheating on test. It effect on the parents, teacher, or friends making fun of your life. www.ASk.com

More Related