Postwar Uncertainty

A New Revolution in Science

Literature in the 1920's

Revolution In The Arts (not done)

Technological Advances Improve Life

Scientists developed new technology during World War One

Society Challenges Convention (not done)

Technological advances like the automobile

Drugs and Medical Treatments

Air filled tires

More powerful powerful engines

They had electric starters

Einstein and Freud had a huge impact on the 20th century. These two were part of a scientific revolution as important as the one Copernicus and Galileo.

Cars were now sleek

Impact of Einstein’s Theory of Relativity

After war car prices dropped

More people could buy wars after the war

World War I disrupted traditional social patterns

World War I cause philosophers and writers to question.

New business' were created for autos

People moved to suburbs

New ideas were formed

Airplanes became useful

Many people also feared the future and expressed the doubts.

New ways of life

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1919 two British pilots made the first flight across the Atlantic

1927 American pilot Charles Lindbergh traveled 33 hour flight

1922 T.S Eliot, an American poet living in England, wrote that society had lost it spiritual values

Einstein offered starting ideas on space, time, energy, and matter.

At first only the rich could travel

Radio and Movies

1920 first radio station started broadcasting

Broadcasting news, plays, and live sporting events

Most families owned radios

1921 the Irish poet William Butler Yeats conveyed a sense of dark times ahead in the poem "The Second Coming"

Scientists found that light travels at the same speed no matter what.

Women's Roles Change

Motion pictures became huge

Space and time can change when measured relative to an object moving near the speed of light.

The war allowed women to take on new roles

Charlie Chaplin was a comic genius

Los Angeles was where 90 percent of films were made

1920 sound was added to movies

relative motion was the key to Einsteins idea. It's called the
theory of relativity.

Theory of relativity replaces Newtons laws of motion and gravity.

Influence of Freudian Psychology

Feuds ideas were as revolutionary as Einsteins. He helped people with phycological problems.

From the experiences, he made a theory about the human mind.

Freud has many different ideas

He thought that most of human behavior was irrational or beyond reasoning.

He called this part of the mind the 'unconscious.'

By the 1920's Feuds theories had developed widespread influence.

Writers Reflect Society's Concerns

The horror of war made deep impression on writers

Franz Kafka wrote eerie novels such as The Trial in 1925 and The Castle in 1926

Novels showed influence of Freud's theories on the unconscious. The Irish born author James Joyce gamed widespread attention with his novel Ulysses) in 1922

Why did they make deep impressions?

Answer: Because many readers were amoung in the uneasy postwar years.

Why did it show influence?

Answer: It showed influence for his readers to start reading his novels.

Diffusion

Why did they express their doubts?

Thinkers React to Uncertainties

In their search for meaning in an uncertain world, some thinkers turned to the philosophy known as existentialism.

Each person creates his or her own meaning in life.

How do they create their own meaning in life?

Answer: They all made their own choices and actions taken.

Q: Which technological advance do you think had the greatest effect on society?

A: I think that radio was the best because people around the country could all hear the same thing.

Values and beliefs.

Q: How might World War I have spurred developments in the radio?

A: Pilots used radio and although it was not as useful during the war, it sparked interest.

Change

Change- This changed the game of science with he Theory of relativity.

Value

Q: Why were Einstein’s ideas upsetting to many people?

A: People were uncertain if his ideas were real

Q: In what way were Freud’s ideas as revolutionary as Einstein’s?

A: he constructed a theory about the human mind and it spread across the world.

Continuity

Answer: They expressed their doubts because the information they were given.