INVENTIONS

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INVENTIONS

GREAT INVENTIONS

The bicycle the smartphone the guitar the pencil the skateboard the ruler the rubber the dishwasher the knife the light bulb the sleeping bag the shopping bag the plastic bag the sport bag the printing press the microscope the battery O vaccination the steam locomotive the camera the telephone O recorded sound the television O penicillin

GREAT SCIENTISTS

Gutemberg AlessandroVolta George Stephenson Joseph Niepce Alexander Graham Bell Thomas Edison Alexander Fleming

DESCRIPTION

PARTS

a head a chain a filament a button a tapering end a seat a screen a blade a string a rack a handle an electric wire a screw a pedal Ohandlebars a bulb a wheel O brakes a board

SHAPE

a rectangle a cylinder a bulb a circle a square oval round

MATERIAL

O glass O plastic O metal O wood O rubber O graphite O inert gas O steel

USE

write cook wash ride draw erase cut call/ phone produce light play measure segments perform stunts

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