UNIT 9 1-16

The Computer Revolution

The Computer Revolution

• Invention of silicon chips

• Portable

• Store huge amounts of information

• Invasion of privacy issues

Automation and Science

• Computer controlled robots replace workers

• Cheaper products but reduces factory jobs

• Vaccines and antibiotics, organ transplants

• Next challenge: cures for cancer, AIDS, memory loss

• Rising medical cost, developing nations can not afford proper health care

Transportation Advances

Cars lead to increased traffic, smog, pollution, gridlock

Communication Advances

Telephone, radio, television, satellites, the internet all keep people better informed

Space Exploration

• Sputnik – the “Space Race”

• 1969- 1st man landed on the moon

• Space exploration has great prestige, military advancements, increased communication, very expensive

Theory of Relativity

Einstein – no time framework for the universe

Quantum Mechanics

Heisenberg “uncertainty principle” – cannot determine the velocity of subatomic particles (1927)

The Big Bang Theory

Large Explosion

Psychology

New Scientific Paradigms transformed human understanding of the world.

Antibiotics

discovered by Alexander Fleming (penicillin)

The Green Revolution

produced food for earth’s growing population; Spread chemically and genetically enhanced forms of agriculture.

Polio Vaccine

• Mid 1900s

• developed in the Soviet Union

• brought superpowers closer – stopped outbreaks (1952)

Jarvik Heart

_____: 1st one implanted into Dr. Barney Clark in 1982

Oil and Nuclear Energy

Energy Technologies

• The use of ____

• **__** power

  • Raised productivity and increased the production of material goods.

Birth Control

gave women greater control over fertility

Malaria

Mosquitoes

Tuberculosis

Airborn

Cholera

In water and food

1918 Influenza Epidemic

Killed 20-40 million – made the world community more assertive toward disease

Ebola

2014-2016 in Western Africa

HIV/AIDS

Autoimmune disorder - 20 million have died because of it

Covid-19

Led to new responses by state and local governments including mandatory masking and vaccines

Diabetes, Heart Diseases, and Alzheimer’s Disease

Diseases associated with Changing lifestyles