sentences:  Kinnersley continued his experiments, invented an electrical thermometer, and proved that heat could be produced by electricity, which was not known before.In 1764, he published a syllabus of his lectures on electricity, a copy of which is in the Philadelphia Public Library.This pamphlet gave in detail most of the experiments that he performed, among others an orrery propelled by electricity; and he suggested that perhaps the solar system might be sustained in the same way.