1. What is the term that describes the mass per unit volume of a substance?
2. What is the formula used to calculate density, and what do the variables represent?
3. What is the primary role of the displacement apparatus in density measurement?
Density — definition?
Mass per unit volume of a substance.
Density — definition?
Mass per unit volume, ρ = M/V.
Particle model — states?
Solids, liquids, gases differ in particle arrangement and movement.
SI units for density?
Kilograms per cubic meter (kg/m³).
Density measurement apparatus?
Ruler, displacement can, balances, Vernier callipers.
Displacement technique — purpose?
Measure irregular object volume via fluid displacement.
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