Answer:
mountain systems and fresh water
Explanation:
mountain systems are a group of mountain ranges with similarity in form, structure, and alignment that have arisen from the same cause, usually an orogeny. Take the Himalayan mountains for example.
Fresh waters are natural occurring waters except seawater and brackish water. for example they have lake Baikal,the Yangtze river etc.
Answer:
Studying the <u>ecosystem</u> of a place helps the geographer to understand how living things
interact with their physical environment.
Explanation:
Th answer you are looking for is physical weathering
The North Has the most climate variation in the USA. Hope this helps!
