While rowing in a race, John uses his arms to exert a force of 177 N [down] while pulling the oar 0.75 m. How much work does he do? Help Please
and QUIT PUTTING A WEBSITE AS AN ANSWER, IT'S NOT HELPFUL

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

Atypical jetliner lands at a speed of 146 mi/h and decelerates at the rate of (10.4 mi/h)/s. if the jetliner travels at a constant speed of 146 mi/h for 1.5 s after landing before applying the brakes, what is the total displacement of the jetliner between touchdown on the runway and coming to rest?

Ascientist wants to test ways to reduce pollution in lake . what is the bestway of doing this