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Inventions That Shook the World: 1930s

43 minutes 55 seconds

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In a decade dominated by the Great Depression, the inventors of the 1930s were desperately trying to make a living. They come up with some simple yet ingenious inventions that are still practical necessities in our fast-paced life. Featured inventions include: the helicopter, xerography, the parking meter, the walkie talkie, and the electric guitar.

Media Details

Runtime: 43 minutes 55 seconds

Topic: Business, History, Science
Subtopic: Industry, Inventions, World History - 1900-1945
Grade/Interest Level: 9 - 12
Standards:

Release Year: 2009
Producer/Distributor: New Dimension Media/Questar
Series: Inventions That Shook The World
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Lesson Guide Student Activity

Black and white photograph of an early plane with a person standing next to it. Caption: That first motorized flight lasts only 12 seconds,

Graphic of a large ocean liner moving towards an iceberg. Caption: will reveal how far away the object is.

A man watching fire come out of a cylinder. Caption: Goddard thinks he finally has his fuel.

A clear glass tube with a flat object inside. On the bottom it is encased in metal with prongs so that it can plug into something. Caption: Through trial and error, he creates one small vacuum tube

Forklift with a pallet carrying bags of Tidy Cat in a warehouse full of similar pallets. Caption: Soon he's exporting Kitty Litter all around the world.

Black and white photograph of a rocket-like object on its side in an industrial area. Caption: Sputnik heads for the launchpad,

Person with a complex arrangement of wires and electronics partially assembled. Caption: Next, Ralph constructs an actual game box,

Two people getting into the passenger and driver side of a black vehicle. Caption: (narrator) He's built a hybrid gas/electric vehicle

Map of the United States with locations highlighted on the east and west coasts as well as the area directly between. Caption: It's a primitive forerunner to the Internet.

Two people in lab coats. Caption: His electrode is doing exactly the job it's supposed to.