Sand can be used for glass.
One major reason the Renaissance began in Italy is linked to geography. The city-states of Italy, positioned on the Mediterranean Sea, were centers for trade and commerce, the first port of call for both goods and new ideas. i hope this helps. XD
Answer: I am pretty sure a good answe would be that Renaissance humanism, the guiding idea of Leonardo's time, valued human dignity and education, while seeking humanity's natural place within the universe. Because he loved the world as deeply as he studied it, Leonardo's work now symbolizes this philosophy
Explanation:
Hope this helped
:D
Can u plz be more specific for example show us the document or something thx my love enjoy ur day!