Well when scientists wish to learn something, they use the scientific method. The first step is to observe something/could be a problem. Then ask a question about it. Form a hypothesis, or a possible answer to that question. These are the first steps.
Further steps include setting up an experiment and results, etc, but I think you know the rest! Hope this helps!
Answer:
key characteristic of the Renaissance was the development of linear perspective, which completely changed the art that was created during this period. This allowed a new style to be used in paintings and frescoes, which predominantly focused on the aspects of realism. Does this answer your question?
Explanation:
I have no clue what that is
Yes it did, it might not have had enough vehicles
