Alloon 1 and Balloon 2 are filled with the same amount of air. The air in Balloon 1 is cooled so that it is at a lower temperature than
the air in Balloon 2.
The air in which of these balloons has less thermal energy?

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

What molecule does hemoglobin decay into over time

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass