Answer:
Waves that Move through matter only are called Mechanical waves. Waves that move through space only are called electromagnetic waves.
Explanation:
Just Read.
Answer:
Yes, maybe compare capitals or large cities. You still want to have enough information findable, but Australia and England are both very large, and I consider it too broad.
A setting can influence a lot the story because it can provide the tone of your story and it can also offer the background symbolism and it can transform the premise and the potential of the whole story. The thing is that the setting can give a lot of posibilities and pose interest on the readers.
The answer you want is excitement