# Resolve RDF Terms

quantitykind:SoundParticleAcceleration
http://qudt.org/vocab/quantitykind/SoundParticleAcceleration

### Recommended prefix

quantitykind:

lang:en
Sound particle acceleration
lang:""
In a compressible sound transmission medium - mainly air - air particles get an accelerated motion: the particle acceleration or sound acceleration with the symbol a in $$m/s2$$. In acoustics or physics, acceleration (symbol: $$a$$) is defined as the rate of change (or time derivative) of velocity.
lang:""
http://en.wikipedia.org/wiki/Particle_acceleration
lang:""
$$a = \frac{\partial v}{\partial t}$$, where $$v$$ is sound particle velocity and $$t$$ is time.
lang:""
belongs to SOQ-ISO