This is thebasis of all measurement of length. Every description of the scene of an event or of the position of an object in space is based on the specification of the point on a rigid body (body of reference) with which that event or object coincides. This applies not only to scientific description, but also to everyday life.
Cost Factors. Replacing a window costs an average of $300 to $700 per window. This assumes that the replacement window is going into an existing and structurally sound frame on a ground floor. Replacing windows in a typical three-bedroom, single-story home with ten windows can cost from $3,000 to $7,000.
How much does it cost to install a window? Windows replacement cost. Cost of windows installation varies from $85 to $960+ per window and actual price will depend on a number of factors. Windows installation cost comparison chart (prices per window installed)1. Cost to install windows on a 1st floor and basement.