The space shuttle, in circular orbit around the Earth, collides with a small asteroid which ends up in the shuttle’s storage bay. How to judge this kind of collision is " inelastic collision ''

Iwill give brainliest if you answer right : )

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?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2