Appalachian mountains
The Mississippi River marked the eastern boundary of Spanish territory in North America during the colonial period.
The Ohio river
The eastern boundary of Russia's core is formed by the Ural Mountains and the Yenisei River. These natural features mark the division between European Russia and Siberia.
Antecedent boundaries are physical features, such as mountains or rivers, that existed before human settlement and often serve as natural divisions between regions. Examples include the Rocky Mountains in North America, the Himalayas in Asia, and the Amazon River in South America.
There is not an international border between Europe and Asia
Arbitrary vocal symbols are sounds or words used in a language that do not have an inherent connection to the objects or concepts they represent. In other words, the link between the sound and its meaning is based on convention rather than a natural relationship. This feature is common in human languages.
British territory surrounded the globe. there was no western boundary.
The Mississippi River is the East boundary for Arkansas.
The sea.
The sea.
The Appalachian Mountains became the western boundary of the British colonies.
The Ohio river
Mississippi River
The Appalachian Mountains.A wall of Mountains The 1,500-mile- long Appalachian Mountain range formed a natural barrier to westward expansion.
Mississippi River
Ohio river
A natural boundary is a natural feature such as a river or mountain range that divides an area into sections.
You decide it is either a natural or artifisial boundry......