"Research" means something different than "being reasonably knowledgeable" in this context. You might be familiar with a certain river, but "Is the dam going to

"Research" means something different than "being reasonably knowledgeable" in this context. You might be familiar with a certain river, but "Is the dam going to release water today" and "how much runoff from the mountains is there today" are question that you should still research before going out.