grade 8 science

what do you observe between the blue and brown water

The brown water seems more impure and polluted and smells bad, but the clear one seems clean and safe to drink and smells normal

what do you already know about the brown and clear water

I already know that the brown water is unsafe to drink, and the clean one is safer to drink with fewer pollutants than the brown water

What are questions about the brown water and clear water

1.What are the specific contaminants found in the brown water? 2. What processes can be used to purify the brown water?

Who are the UN and how many goals do they have, and their goals’ names

The United Nations (UN) is a group of many countries from around the world that have come together to create a better future for people and the environment. They have created 17 goals called the Sustainable Development Goals.