https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw By: Sofia, Marcelo, Luciana Micaela, Fatima and Silvanna en-us 2022-10-13 20:45:26 UTC 2022-10-21 15:41:35 UTC hello@padlet.com https://padlet.net/icons/png/1f4de.png sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339444779 Native Americans used smoke signals, controlling puffs of smoke of different sizes, to communicate with distant groups in their tribes. For example, they would. It was created in Chinas in 2000BC ]]> 2022-10-13 21:34:00 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339444779 sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339456247 People entrain pigeons to send letters to other people. It was created in 12th century. ]]> 2022-10-13 21:51:54 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339456247 sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339473698 You can use it to call persons. It was created in 1876 ]]> 2022-10-13 22:20:04 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339473698 sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339475640 In 1907, two inventory the russian Boris rosing and thg english AA complet- swintom - combines a cathocle rays tube  with a mechamical scanning system to create an entirely new television system . ]]> 2022-10-13 22:23:40 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339475640 sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339477159 Smartphones was created in 2007, smartphones is the actual technology an are cellphones, laptos, PC's , etc . They need to use internet. ]]> 2022-10-13 22:26:03 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339477159 sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339478335 The first practical typewriter was completed in September, 1867, although the patent was not issued until June, 1868. The man who was responsible for this invention was Christopher Latham Sholes of Milwaukee, Wisconsin. The first commercial model was manufactured in 1873 and was mounted on a sewing machine stand.]]> 2022-10-13 22:28:11 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339478335 sofiacarbajal_27 https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339479425 In 1895 the first radio was created . Is used to listen music. Based on a lead sulfide (galena) semiconductor crystal, it was capable of receiving amplitude modulated signals (later it was also discovered that they could receive FM signals) in the medium wave and short wave bands.]]> 2022-10-13 22:30:15 UTC https://padlet.com/sofiacarbajal_27/dzv6g4lthhj19rkw/wish/2339479425