-the history of manned space flight - The topic is appropriate for research because it is specific
-breeds of dogs in the Westminster Dog Show - The topic is too narrow which might make the research a little shallow
-the history of domestic animals (house pets) - The topic is too broad and the research might not be focused but too general and no driving point.
-the results of Project Genome - The topic is good for research because it is relevant, timely and specific
-the formation of cumulonimbus clouds - The topic is too narrow and might make the research shallow and lacking in relevance
-the results of the Battle of Gettysburg - The topic is appropriate for research because it is historically relevant, and specific