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properties/measurement

property number + unit a measured amount

blade length

The length of the reciprocating cutting blades, in inches or centimetres — the primary spec a buyer chooses on (a 7-inch blade suits light carving; a 9-inch blade handles whole turkeys and large roasts). Required: every electric knife listing states the blade length. Homes on ElectricKnife; reuses LengthUnits.

Blade length is a measured figure, given in millimeters or inches.

It belongs to measurement — its measurable, physical facts.

asked by the kinds that answer it

1 kind answers it, each for a single value. The same question can be reused by unrelated kinds — one meaning, many homes.

answered with
number + unit — a number paired with a unit drawn from an exhaustive unit vocabulary.
value domain
Length units — the vocabulary its answers are drawn from.
concern
Measurement — the facet of a product it belongs to.

asked by kinds that answer it

The same question can be reused by unrelated kinds — one meaning, many homes.

kindhow many
electric knife required · one