Answer: Safe water is essential for human life. ... Each person on Earth requires at least 20 to 50 liters of clean, safe water a day for drinking, cooking, and simply keeping themselves clean. Polluted water isn't just dirty—it's deadly. Some 1.8 million people die every year of diarrheal diseases like cholera.
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Answer:
The three-day struggle of Gettysburg was the LARGEST battle of the Civil War
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For decentralisation of power.
For utilising local resources in more effective way.
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The vertical line test can be used to determine whether a graph represents a function. If we can draw any vertical line that intersects a graph more than once, then the graph does not define afunction because a function has only one output value for each input value.
C. The gate-control theory. The gate control theory of pain states that non-painful inputs closes the nerve gates to painful input, which prevents pain sensation from traveling to the central nervous system.
