ted. talk presenters are know as effective public speakers. describe two things this speaker does well in terms of engaging the audience. be sure to include the minute:second mark (ex:8:49) denote the two specific moments you discuss here

The air in an automobile tire with a volume of 0.015 m3 is at 32°c and 140 kpa gage. determine the amount of air that must be added to raise the pressure to the recommended value of 206 kpa gage. assume the atmospheric pressure to be 128 kpa and the temperature and the volume to remain constant.[r-0.287 kj/kgk]