List 1$$\vec E=0, \vec B\neq 0$$, and initial velocity may be at any angle with $$\vec B$$$$\vec E\neq 0, \vec B= 0$$, and initial velocity may be at any angle with $$\vec E$$$$\vec E\neq 0, \vec B\neq 0, \vec E\parallel \vec B$$ and initial velocity is $$\perp$$ to both$$\vec E\neq 0, \vec B\neq 0, \vec E\cdot$$ is perpendicular to $$\vec B$$ and non-uniform pitch $$\vec v$$ perpendicular to both $$\vec E$$ and $$\vec B$$
List 2Straight lineParabolaCircularHelical path