What direction does current flow from a battery in a series circuit? a. from negative to positive terminals b. from positive to negative terminals c. in alternating directions d. in more than 1 direction

The slope of a good speed time indicates ? a. velocity b. acceleration c. direction d. speed

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?

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)