Oi oi oi oi oi help pls

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. what is the independent variable for this experiment?

Plz ill give u brainliest which of the following steps is not likely to take place during cellular respiration? a. oxygen combines with carbon of simple sugar. b. energy molecule transfers energy to cells. d. energy is used up.