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(Steam Engine (It had crankshafts and gears in them (Cause: Need for…
Steam Engine
It had crankshafts and gears in them
Cause: Need for better faster engine
Effect: Made work easier and faster
2.Cotton Gin
It picked out cotton seeds way faster than slaves could
Cause: Faster way to pick out cotton seeds
Effect:Slaves didn't have to pick out seeds
Telegraph Communications
Made messages move faster than a letter
Cause: Slow communication
Effect: Faster communication
Concrete
Made building stuff more securely easier
Cause: need to construct buildings better
Effect: Better built buildings
Modern roads
It made travel faster
Cause: need for faster travel
Effect: Faster travel
Battery
Powered tools and stuff
Cause: Need for an easy way to power stuff
Effect: Easier way to power stuff
7.Factory
Made manufacturing parts in large quantities possible
Cause: Need for parts
Effect: Parts made in large quantities
Street Lights
Made it possible to see at night
Cause: Need for being able to see at night
Effect: More people being out at night
9.Tin Can
Made to put food in
Cause: Need for a way to store food for long periods of time
Effect: A way to keep food better
Camera
Took still pictures
Cause: Better way too keep a picture of something without having to paint it
Effect: People begging to take pictures of a lot more stuff
Raincoat
Kept you dry when it rained
Cause: Need for a way to stay dry
Effect: People staying dry
Typewriter
Faster way to write
Cause: need for faster way to write more
Effect: More books published