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presentation 2º Eso
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Cristina Martínez González De Lara 2ºA
What is an invention?
It is an object, technique or process that owns innovative and transformative features.
Which are the differences between inventions and discoveries ?
• An invention is something that did not exist and someone made known.
• A discovery is something that if it existed, but did not know of its existence.
Examples of discoveries and inventions:
Light : Ancient coins :
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