the branch of physics that deals with sound and sound waves
the reciprocal of the bulk modulus, equal to the ratio of the fractional change in volume to the stress applied to a body
the amount of heat per unit time per area that can be conducted through a plate of thickness of a given material, differing by one unit of temperature
the property of matter by which it retains its state of rest or its velocity along a straight line so long as it is not acted upon by an external force
the property of a fluid that resists the force tending to cause the fluid to flow; the measure of the extent to which a fluid possesses this property
a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid