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Inspired science

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Inspired science - Page Text Content

BC: Created by Taylor Lock

FC: Phones

1: In the centries before tin cans and paper cups, became common place. Other cups were used and the devise was sometimes called the "lovers telephone." During the 20th century, It became into common use at preschools and elementary schools to teach children about viberations.

2: This is an old telephone exchange officefrom about 1915 | Part lines were used for non busieness | Martin cooper created the first portable phone

3: 1905 Strowger- The elen-digit dial was invented. by Almon.B Strowger.

4: In 1977 the first cell phone was created | In 1877, the bell company was formed by Gardiner Hubbard

5: Fujitu's f706i waterproof cell phone, wich offers talktime up to 190 minutes, a standby time of 620 hours.

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  • By: Taylor L.
  • Joined: over 9 years ago
  • Published Mixbooks: 1
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  • Title: Inspired science
  • science project
  • Tags: None
  • Published: over 9 years ago