What is the volume of the rock? A. 7 cm3 B. 12 cm3
C. 19 cm3
D. 5 cm3

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?

The smallest particle of an element that retains its identity in a chemical reaction. true or false

In general what determines whether atoms will form chemical bonds?