4. One end of magnet always point __ and is called __ pole.

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Pulmonary arteries carry highly oxygenated blood. true or false?

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?