Write the function of gonads

Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?