It is false that the mathematical system in Mesopotamia was based on the number 7. O.
<u>Explanation:</u>
The mathematical system is Mesopotamia was based on the number 60 at it's base and not on 7. This numeral system is known as sexagesimal which had 60 at it's base.
This originated in the 3rd millennium BC and passed on to the ancient Babylonians and it is still used for measuring angles, times, geographic co ordinates. Since the statement that the mathematical system in Mesopotamia was based on number 7 is incorrect.
Add a picture, this is a question that needs to be seen because they may try putting the countries in random places.
The melting sea ice goes directly into the sea, causing sea level to increase
Answer: lake titicaca is located between Peru and Bolivia
Explanation: Lake titicaca is situated between Peru and Bolivia in the Andes Mountains, it is arguably the largest navigable lake in South America and the world. Lake titicaca is well known for been still and has a brightly reflective deep blue color
Answer:
C. Physical
Explanation:
The Rio Grande river is an example of a physical boundary between two countries since it is a landform. Physical boundaries are very diverse and can include oceans, seas, mountains, rivers, and lakes, just to name a few of the many landforms that can make a physical boundary.
A cultural, geometric or religious boundary could perhaps be visible with the right type of map, but a river does not tell us anything about the religious makeup of a certain area, nor does it reflect the cultural of the inhabitants.
