Question

4. How does water become polluted?​

Answer 1

Answer:

How does water become polluted? Many substances that are hazardous to human health can enter water supplies. Chemical waste from factories is sometimes dumped into rivers and lakes, or directly into the ground. Pesticides (chemicals that kill insects) applied to farmland enter surface water and groundwater, often in large quantities.

Explanation:

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Answer 2

water can become polluted in multiple different ways. chemical waste from factories is sometimes dumped into rivers and lakes, pesticides applied to farmland enter surface water and ground water, and leaks from underground storage tanks for liquids (ex. gasoline) can go directly into groundwater. i hope this helps :)