0
Streamline: the flow in which velocity is always tangent to the path.
Pathline: the path followed by the fluid particle is called pathline.
Yes, they can be streamline. Have you seen Olympic Cyclists, they are made streamline by leaning forward and by their pointy helmets
Streamline - band - was created in 2003.
Streamline Pictures was created in 1988.
Streamline Pictures ended in 2002.