Question

of an object Travels 250 m 10sec , Thin its speed is​

Answer 1

Explanation:

Distance = 250 m

Time = 10 s

Speed =

$\frac{distance}{time}$

= 250/10 = 25m/s [ Ans ]

Answer 2

Answer:

Destroys life in the water based ecosystem which is polluted which in turn disrupts natural food chain. Aquatic life is destroyed due to the non-biodegradable pesticides and chemicals. Water pollution affects the microbial population. There is a steep increase in the BOD levels of water.

Explanation:

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