Which of the following is a star that has begun to run out of fuel? a) neutron star b) red giant c) stellar nebula d) white dwarf .

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

Adiver in midair has an angular velocity of 6.0 rad/s and a moment of inertia of 1.2 kg·m2. he then pulls is arms and legs into a tuck position and his angular velocity increases to 12 rad/s. the net external torque acting on the diver is zero. what is his moment of inertia in the tuck position?