At a research lab, a scientist carelessly pours cultures of living microbes down the drain. Classification: (either sediment, bacterial, toxic, or nutrient pollution)Explanation

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms

Name a brittle metal , which is used to galvanize iron

Silver is a white metal that is an excellent conductor. silver tarnishes when exposed to air and light. the density of silver is 10.49 g/cm3. the melting point is 962oc and the boiling point is 2000oc. a chemical property of silver is