The straight line in the experiment of hooks law does not pass through the origin beacause?

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?

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle