Question

define the speed?
what is vectors and scalars? ​

Answer 1

Answer:

1. The rate of change of position of an object in any direction is called speed.
2. A quantity that has magnitude but no particular direction is described as scalar. A quantity that has magnitude and acts in a particular direction is described as vector

Explanation:

hope it helps you

Answer 2

Answer:

speed is a scalar quantity that refers to"how fast an object is moving".It can be thought as rate at which an object covers distance.

scalar quantity--it is defined as physical quantity that has only magnitude.

vector quantity--it is defined as physical quantity that has both magnitude and direction.