Due in 12 min. STUCK. Help me please?

A: Carl Sagan wrote extensively on people’s connections to the universe. What does Sagan mean when he says that, “we are star stuff?”

B: Do you agree with Sagan’s assessment of people’s connection to the universe? Explain your answer based on what you know about the life and death of stars.

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?