Unlike ionic bonds, covalent bonds involve the

Air pollution is only caused by human activity, select the best answer from the choices provided ot of true or false

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

Match each phylum or class to its correct characteristic