Conservation law, also called law of conservation, in physics, several principles that state that certain physical properties (i.e., measurable quantities) do not change in the course of time within an isolated physical system. In classical physics, laws of this type govern energy, momentum, angular momentum, mass, and electric charge.
On New Yearâs Eve, the Metrorail system will open at 7 a.m. with special extended service on all lines until 3 a.m. The additional three hours of service â consistent with past years â is a special exception to a moratorium on extended hours during the year-long SafeTrack maintenance program.
The Metrotown location (in Metrotown Mall beside The Bay, 232-4820 Kingsway) also handles driver licensing, but no testing; hours are 10 am to 6 pm Mondays and Tuesdays, 10 am to 9 pm Wednesday to Friday, and 10 am to 6 pm Saturdays. Address: 3880 Lougheed Highway. Burnaby, BC.