they didnt have tvs 100 years ago but if they did they had very little
Homes 100 years ago were very simple. These homes did not have television, fancy lighting, or computers in every room.
The expectation is that we sleep about 20% less then 100 years ago. This is due to the imitation light in houses that influences our melatonin levels. 100 years ago we did not have a light source such as a television that bombards the brain with signals and light. Research has shown that watching television before going to bed can influence the sleep hormone melatonin drasticly. See the related link.
penacillion . tv. telephone . wheel . light . revaluation .
Microwaves, dvds, cell phones, tv, computers, video games
Thousands of things. Microwave oven for instance. Jet engines televisions etc etc etc
Computers, iPhones, and flat screen televisions are all inventions that didn't exist 100 years ago. Cell phones and smart appliances are a few more.
There was no gas for automobiles 100 years ago
With the technological advances of today over seven years ago I would say about $100.
There are many places to find facts about life 100 years ago. You could find facts about life 100 years ago in a library.
I think there wasn't copying machine 100 years ago
Yes, kimchi was eaten 100 years ago.