A moving stretch is called a 'dynamic stretch'. A dynamic stretch uses speed of movement, momentum and active muscular effort to bring about a stretch . Unlike static stretching the end position is not held.
A fast-moving stream is called a river or a torrent.
The friction between moving particles is called friction.
The friction of a non-moving object is called static friction. It is the force that prevents the object from moving when a force is applied to it.
That ability is called elasticity. It refers to the property of a material or substance that allows it to deform or stretch under stress and then return to its original shape once the stress is removed.
A piece of matter moving through space is called an object or a particle.
The home stretch is the final part of the horse race. This is when the last few lengths around the final turn are ran.
The stretch of sea between England and France is called the English Channel.
A Tambour; it is used to stretch material in embroidery.
baroreceptors
The home stretch
Strait
to stretch is "étirer", and stretchable is "étirable". The stretchable blue-jeans fabric is often called stretch or tissu stretch.
The Summer.
extensibility
The Western Front.
Stretch Reflex
Home stretch