Nancy weighed her empty backpack with a spring scale. She found that he pack weighed 8.1 N. suppose she picks up her backpack from a desktop and lifts it through a height of 42 fm. How much gravitational potential energy dose the backpack gain

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

If the new moon happens on january 15th, what shape will it be on february 6th?