How did Hellenistic scientists influence their field? They created a number of new theories.
They used philosophy to explain science.
They used their inventions for military purposes.
They worked together to solve cultural problems.

its b i googled it wish u luck

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.

this is not a question