The passenger liners Carnival Destiny and Grand Princess have a mass of
about 1.0 x 108 kg each. How far apart
must these two ships be to exert a
gravitational attraction of 1.0 x 103 N
on each other?

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?

Which planets are visible without a telescope