INVENTIONS AND

DISCOVERIES

An invention is a new, useful process, machine, improvement, etc., that didn't exist previously.

It’s created by a man or woman, to improve lifestyle.

What is an invention?

A discovery is something that already

existed but anyone knew and someone found it. But an invention didn’t exist previously and it has to be processed before marketing.

What is the difference between inventions and discoveries?

Examples of inventions: Printing (1440, Johann Gutenberg)

WC (1589, John Harrington)

Thermometer (1592, Galileo Galilei)

Microscope (1590, Hans and Zacharias Janssen)

Steam engine (1777, James Watt)

Penicillin (1920s-1930s) Alexander Fleming

The X-ray (1895) Wilhelm Roentgen

The cell nucleus (1831) Robert Brownt

The Earth Moves (1543) Nicolaus Copernicus

Universal Gravitation (1666) Isaac Newton

Examples of discoveries:

ÁFRICA NÚÑEZ GARCÍA DE LA MORENA

ÁNGELA CARMONA GALINDO

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