density

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Related to Mass density: weight density, Specific weight

density

In zoning, the number of things allowed per unit of land, such as number of houses, occupants,or families per acre.

References in periodicals archive ?
1], because of changes in soil cohesion, total porosity, and root mass density (Wang et al.
For reasons to become clear from the deductions which follow, we now study a spherical configuration in which the mass density p is zero within an inner hollow region 0 [less than or equal to] r [less than or equal to] [r.
With this model empirically it is noticed that, mass density
Inflation plus cold dark matter creates a "flat" universe -- one in which the total mass density is such that the cosmos is poised between collapse and expansion.
Intriguingly a region of the sky directly opposite the Great Attractor, part of a cluster of galaxies known as Perseus-Pisces, also appears mountainous, revealing that it too has a higher-than-average mass density.
the mother universe) and slow down the expansion till the end with an infinite radius, zero mass density, and zero absolute temperature.
During the study, the researchers reviewed the volunteers' diets (specifically their calcium and protein intake) and bone mass density.
Computer modeling by Julia Heisler of the University of Arizona in Tucson now indicates the cloud may have a mass density three to four times lower than previously thought, due to the unexpected ease with which galactic forces can hurl comets into the inner solar system, Heisler told SCIENCE NEWS.
The expression to be used to estimate the mass of an AGN can be derived from the relation between a spherical mass m and its mass density [[rho].
But its enormous gravitational influence results not so much from its large mass density as from its vast extent.
The mass density of the degenerate PV state in the PV cosmology is roughly equal to the PP mass density
Their radial distance R200 is the distance where inside that radius the mean mass density is 200 times the critical density of the universe, and their [M.