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Before And After

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PRESENTATION OUTLINE

BEFORE AND AFTER

Photo by airdiogo

Before and after: Sources of Power

Photo by beninfreo

Before: Human, animals, wind, and water

Photo by jikatu

After: Human, animal, wind, water, steam, coal, oil, gas, nuclear energy

Before and After: Where most people lived

Before: Farms, and small towns

Photo by Paolo Camera

After: Cities, and suburbs

Photo by Werner Kunz

Before and After: Where most people worked

Photo by chrismar

Before: Farms

Photo by keeva999

After: Factories, businesses

Photo by why 137

Before and After: Principal source of education

Photo by eriwst

Before: Family, and home schooling

After: Public schools

Before and After: Sources of food and clothing

Before: Handmade, and homegrown

Photo by djwtwo

After: Manufactured, bought in stores

Before and After: Size of family

Photo by fikirbaz

Before: Extended, large, several generations

Photo by Yves Hanoulle

After: Nuclear (Parent and children, two generations)

Before and After: Sense of time influenced by

Before: Seasons, Sunrise to sundown

Photo by pepe50

After: Work hours

Before and After: Means of transportation

Before: Walking, animals

Photo by -MRGT

After: Walking, animals, mechanical

Photo by ro0ter

Before and After: Means of communication

Before: Spoken, written

Photo by skoeber

After: Spoken, written, electronic media

Photo by andylangager