The Roaring Twenties

Technology and Science

Thomas Carmet

Nicolas Vaz

10 / 09

Inve ntions

- Radio

- Cars

- S ound film

- Te le v is ion

- Vide o fone

- Froze n foods

- Ultrace ntrifuge

S ound Film

• Year : 1923

• Inventor : Lee De Forest

• Information : For the first time, it was possible to watch a movie and listen to what the actors were saying, he named this process as phonofilm.

Froze n Food

• Year : 1923

• Inventor : Clarence Birdseye

• Information : Clarence Birdseye invented, developed, and commercialized a method for quick-freezing food products in convenient packages and without altering the original taste.

Clare nce ’s Double be lt fre e z e r

The Ultrace ntrifuge

• Year : 1923

• Inventor : Theodore Svedberg

• Information : is an optimized centrifuge, Svedberg won the nobel price of chemistry in 1926 for his research on colloids and proteins using the ultracentrifuge. The odore S ve dbe rg

1° Te lev is ion Transmiss ion

• Year : 1926• Inventor : John Logie

Baird• Information : It was

the first demonstration of a television system that could broadcast live moving images in history.

The Vide o Fone

• Year : 1927

• Inventor : Enterprise AT&T

• Information :The audio was 2 ways ( both of them could listen to the other), but the video was just one way,only those in New York being able to see Hoover

1° Affordable Car

• Year : 1927

• Inventor : Henry Ford

• Information : The first car affordable : Model T. created by Fordc

The radio

• Tomas Edison

• Year : 1885

• Info : The Roaring twenties were also called : “ the golden age of radio “ because it was during this period that the radio really enter in people’s lifes.