PRESENTATION 2º eso

2. An invention is:a new useful
process ,improv
ement,machine, etc. that
did not exist previously.
Some inventions are:
An invention is:a new useful
process ,improv
ement,machine, etc. that
did not exist previously.
Some inventions are:

3. A discovery is a person,a thigs,a place that is found.

4. An invention is a thing that you need to make but
a discovery it is not a think that you made so for
invent something you need to think and use your
immagination but a discovery you can to find in
asome place, but there are too persons who
work looking for some discovery