Question

What you necessarily need along with the magnitude of velocity to express it
thoroughly?

Answer 1

Answer:

sorry don't know.......................

Answer 2

The direction is necessarily needed along with the magnitude of velocity to express it  thoroughly.

• Velocity - The rate of change of position of an object with respect to time is called the velocity.
• Velocity is a vector quantity.
• Vector quantity - the quantity that is categorized by both magnitude and direction.