What are the three reasons why nebula contribute more to stellar formation than any other region in the universe? a) they are rich in hydrogen and helium b) they have an unlimited supply of hydrogen c) they are far away from black holes d) they are dense hot e) they have a strong gravitational pull

The 5-kg cylinder is initially at rest when it is placed in contact with the wall b and the rotor at a. if the rotor always maintains a constant clockwise angular velocity v = 6 rad> s, determine the initial angular acceleration of the cylinder. the coefficient of kinetic friction at the contacting surfaces b and c is mk = 0.2.

How do the kidneys affect homeostasis

Difference between series and parallel circuits