heat shield testing recycles waste on earth both the text and the picture share information about the Ames research center what detail does the image emphasize that the text does not the image emphasizes how the plasma ARC heater looks like a big lightning bolt in a tube the colors generated by heat plasma during atmosphere reentry the hundreds of 3/8 inch thick copper disc in plasma ARC heaters how the electric ARC attaches with two electrodes at each end of the tube but the text does not.