Which bear has the greater average velocity over the entire period? Which bear has the greater velocity at t= 8.0 min? Is the velocity of bear A always
positive? Is the velocity of bear B ever negative?

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.