Density - Wikipedia
网页Density (volumetric mass density or specific mass) is a substance's mass per unit of volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D can also be used.
Density | Definition, Symbol, Units, Formula, & Facts
网页2024年9月13日 · density, mass of a unit volume of a material substance. The formula for density is d = M / V, where d is density, M is mass, and V is volume. Density is commonly expressed in units of grams per cubic centimetre.
An Introduction to Density: Definition and Calculation - ThoughtCo
网页2020年2月5日 · A material's density is defined as its mass per unit volume. Put another way, density is the ratio between mass and volume or mass per unit volume. It is a measure of how much "stuff" an object has in a unit volume (cubic meter or cubic centimeter).
Density Definition in Science - Science Notes and Projects
网页2017年12月2日 · Density is the amount of mass in a unit of volume. In a liquid, the portion with the highest density is at the bottom of the container. By definition, density is mass per unit volume. In other words, it is the amount of matter packed into a space.
1.5: Density - Chemistry LibreTexts
网页2024年8月27日 · Density is a physical property that is defined as a substance’s mass divided by its volume. Density is usually a measured property of a substance, so its numerical value affects the significant …
Density Definition & Meaning - Merriam-Webster
网页The meaning of DENSITY is the quality or state of being dense. How to use density in a sentence.
Density | Brilliant Math & Science Wiki
网页Density (\rho) (ρ) is the amount of mass (m) (m) per unit volume (V) (V) of a substance. \rho = \frac {m} {V} ρ = V m. Density is an intensive property, which means the density does not change as the amount of the substance present changes.
Density - BBC Bitesize
网页Density is a measure of how tightly the mass of an object is packed into the space it takes up. It can be calculated by dividing mass by volume. \ ( {density} = \frac {mass} {volume}\) Or....
Density – The Physics Hypertextbook
网页Density is the ratio of mass to volume for a material. Units. 1,000 kg/m 3 = 1,000 g/l = 1 g/cm 3. Density of selected materials (~20 °C, 1 atm) Average density of some celestial bodies. Density as a general concept. mass density. charge density, see charge. current density, see current. number density, especially in this book…
Density - Physics Book - gatech.edu
网页2019年6月1日 · Density can be simply defined as the relative compactness of a substance. The units for density are quantified by mass per unit volume. The density, also called the volumetric mass density, of a substance is denoted by the greek symbol ρ (the lowercase Greek letter rho), but sometimes it can also be represented by the Latin letter …