Specific Gravity Calculator

Specific gravity compares a substance's density to the density of a reference substance, typically water, giving a simple unitless ratio.

Inputs

Water = 1000 kg/m³

Results
Specific Gravity
0.8

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Formula

SG = Substance Density / Reference Density

Learn How This Works

Light and Sound Phenomena: Refraction, Doppler Shift, and Density

Refractive index, the Doppler effect, sound travel time, and specific gravity — four calculations describing how light and sound behave and how substances compare to water.

Frequently Asked Questions

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