Inventions That Shook the World 1930's

In the 1930s, it was much easier to send a radio message using __________ Code than trying to radio the human __________.

• Morse, voice

• Binary, voice

• Signal, Morse

• Binary, signal

• Morse, signal

TRUE or FALSE: The technologies for doing voice radio were not well-understood in the 1930s.

• TRUE

• FALSE

The walkie talkie revolutionized __________ communication.

• written

• visual

• voice

• digital

What 1936 invention was initially thought to be just "hot air"?

• Airplane

• Helicopter

• Parking meter

• Radio

What material was used to make the first parking meters?

• Steel

• Plastic

• Wood

• Aluminum

What did Carl Magee's machine offer instead of a treat?

• A parking space

• A car wash

• A gas refill

• A map

The guitar strings were threaded through two items placed end-to-end. What were these items?

• Magnets

• Metal Tubes

• Wooden Blocks

• Plastic Rods

In the 1930s, it was much easier to send a radio message using which code?

• Morse

• Binary

• ASCII

• Braille

Who named the walkie talkie?

• Journalists during World War II

• Scientists in the 1920s

• Military personnel

• Radio enthusiasts

Who was one of the writers that inspired Sikorski's flying machine designs?

• Jules Verne

• Mark Twain

• Charles Dickens

• H.G. Wells