Three objects are attached to a massless rigid rod that has an axis of rotation as shown. assuming all of the mass of each object is located at the point shown for each, calculate the moment of inertia of this system.

What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology

Zamir and talia raced through a maze. zamir walked 2 m north, 2 m east, 4 m south, 2 m east, 4 m north, 2 m east, 3 m south, 4 m east and 4 m north. talia walked 2 m north, 6 m east, 3 m south, 4 m east, and 4 m north. compare their displacements: zamir's displacement is talia's displacement.

What does the negative sign in f = –kx mean?