... relativity in 19 15, in a scientific paper.9. The introduction was written by Colin Powell. 10 . The dishwasher is a wonderful invention. 11 . Franklin was a scientist, an inventor, and a statesman. 12 . ... in 19 15, in a scientific paper.9. The __________ was written by Colin Powell.invent 10 . The dishwasher is a wonderful _________. 11 . Franklin was a scientist, an ________, and a statesman. 12 . ... telephone in 18 76. 13 . Carrington is also an inventive writer. 14 . The garage charges £30 an hour for labour. 15 . Arturo is a labourer who works for $ 4 an hour, about six hours a day. 16 . She showed...