The main reason is that the USA is in the Northern Hemisphere & Australia is in the Southern Hemisphere. It has all to do with the tilt of the earth as it revolves around the Sun. Summer happens in the hemisphere tilted towards the Sun, and winter happens in the hemisphere tilted away from the Sun.
Answer:
Asteroid 1997 XF11 is one mile wide.
Explanation:
The above statement is the statement that is too narrow in the passage. A "too narrow" statement is one that gives a detail of what the main passage is talking about. Also, it helps the reader to visualize a part of what the passage is talking about. Yet it does not still provide enough information for one to grasp the whole passage. Also, such statement gives a specific idea or concept from the story or passage.
The above statement is "too narrow" because it actually states a single part of the overall passage and also gives a very specific idea from the passage.
Oceans cities roads homes ecosystems
I would like to refer you to this website, it has everything you are asking about--
http://thediplomat.com/2015/01/china-the-influence-of-history/
Hope this helps!