A boy tries to lift a 10kg stone(of s. g. 4.0) out of a container by pulling on a rope attached to the stone. Determine the tension in the rope if the boy pulls vertically upwards directly.​

When an object moves in uniform circular motion, the direction of its acceleration is a) in the same direction as its velocity vector. b) in the opposite direction of its velocity vector c) is directed toward the center of its circular path. d) is directed away from the center of its circular path. e) depends on the speed of the object.

Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little