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!
The advance of the Ottoman Empire into Europe was stopped b the fact that they an unsuccessful siege in Vienna. Following on from this, their Encampment was also routed by Jan III Sobeski, of the Polish Army
Difficulties of moving armies, compelling local administrators to obey orders, rebellious governors, new dynasties, and periodic revolts
The Cherokees taught the early settlers how to hunt, fish, and farm in their new environment. Later on, They introduced them to crops such as corn, squash, and potatoes; and taught them how to use herbal medicines for illnesses.
Tthe reason for this question is Because Buddhism did not orignate in Japan