A skier of mass kg is pulled up a slope by a motor-driven cable. How much work is required to pull him m up a slope (assumed frictionless) at a constant speed of m/s

Avalue that describes how heavy an object is and is related to the force of gravity is

Suppose that recording station n is located 200 km north of the epicenter of an earthquake, and recording station s is located 100 km south of the epicenter of the same earthquake. which of the following statements would be true?

Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus