Q: In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.
The metre per second ( American English : meter per second ) is an SI derived unit of both speed ( scalar ) and velocity ( vector quantity which specifies both magnitude and a specific direction ) , defined by distance in metres divided by time in seconds .
A:
Metre per second is an SI unit of measurement of both speed and velocity .