Density — Engineering quantity. Influences the result through the governing physical formula; check units. Example: 0.1.

Density is required

Height — Your height. Small errors change the outcome noticeably (height is squared in many formulas). Measure standing straight. Example: 0.1.

Height is required

g — Engineering quantity. Influences the result through the governing physical formula; check units. Example: 0.1.

g is required