Decelerating - or braking.
take away it is deacreasing
Ozone layer is decreasing. It is because of CFC's that are depleting it.
The term for increasing speed is accelerating.
The technical term for the speed of a river is velocity.
The term for the speed of speech is "rate" and the term for the speed of movement is "velocity."
Velocity is the term for speed in a specific direction. It is a vector quantity that includes both the speed and direction of an object's motion.
"speed" or "the speed"
Instantaneous speed is speed at any instant in time.
speed
Moderato
"speed" or "the speed"
Gradually increasing in speed, to be performed with increasing speed