Answer:
because harmful substances often chemicals or microorganisms contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and rendering it toxic to humans or the environment.
Explanation:
Hope This Helps!!!
Answer:
x −2 −1 1 2
y −4 −2 2 4
Explanation:
→ 
→
→
→
This Table All has the same value of K
Hence, 3rd one also known as Table C represent a proportional relationship.
[RevyBreeze]
Answer:
unevenly
Explanation:
Because some places are rich in resources whereas some places are poor in resources.
Answer:
Africa is the only country having lowest human development