Geographic/geography affect the civilization in many ways. And example is climate, the climate controls how your crops can grow.
Answer:
An alicyclic compound contains one or more all-carbon rings which may be either saturated or unsaturated, but do not have aromatic character. Alicyclic compounds may have one or more aliphatic side chains attached...hope this helps :)
There is really nothing to know. All you have to use is context clues and common sense. We know some synonyms for direct are manage and handle. Indirect means not direct, right? And we can't handle or manage earth's interior (core), right? Therefore, the study of earth's interior is an example of indirect observation because we cannot directly manage it.
The world is improving energy efficiency and vehicle fuel economy and also increasing wind and solar power.
So major areas is Spain, Italy, England, France, and also Germany.
