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.
Answer:
The use of fertilizers
Explanation:
Eutrophication simply implies the increase in nutrient or nutrient enrichment.
Commonly, waterways are connected to other water bodies. When water from farmlands washes fertilizers into them, there is an increase the available nutrient. Overtime, the water can be oversaturated with nutrients and this would lead to eutrophication. We can attribute eutrophication to human activities.
Answer:
<h2><u>The </u><u>
CORRECT</u><u> answer is </u><u>
B. Iraq</u></h2>
Explanation:
THE ANSWER <u>IS NOT A</u>, <u>I put A</u><u> and it said </u><u>it was wrong</u>, <u>I would not lie about somebody's education.</u> TRUST ME, IT IS B!!!
<h3>Good Luck!!</h3>
Explanation:
Given the importance of oxygen for animals, researchers suspected that a sudden increase in the gas to near-modern levels in the ocean could have spurred the Cambrian explosion. ... This supported the idea of oxygen as a key trigger for the evolutionary explosion.
Angles in a triangle add to 180 so
55 + 23 = 78 so 180 - 78 = 102 so the other angle in the triangle would be 102 degrees
