How is climate affected by energy from the sun and variations on earth's surface?

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?

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

Which lists the organs in the correct order as food passes from the mouth to anus?