Why is the oxygen atom of one water molecule attracted to the hydrogen
atom of another water molecule?

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide

Agroup of organisms that changes over time is said to

Introducing minvasive species to an ecosystem results in an increase in biodiversity is it true or false