The weather station has issued a tornado warning for a tornado traveling northwest at 30 miles per hour. This information describes the tornado's A Acceleration
B Direction
C Speed
D Velocity

The Answer Is D

Explanation:

I did it, The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g. 60 km/h to the north).

i think it because equal matrices have equal dimensions, only square matrices can be symmetric. for all indices and . every square diagonal matrix is symmetric, since all off-diagonal elements are zero. in linear algebra, a real symmetric matrix represents a self-adjoint operator over a real inner product space.

positive reinforcement? ?