Acannon launches a cannon ball into the air at an angle. which of the
following two terms best describe the cannon ball's motion?

Which statement correctly describes the relationship between frequency and wavelength?

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)