Cover image for Efficiency of energy conversions
Efficiency of energy conversions
Title:
Efficiency of energy conversions
Summary:
"Efficiency of Energy Conversion investigates mechanical and biological systems to determine the efficiency of energy use. In any conversion some energy will be converted to undesired forms. Efficiency is defined as the ratio of the useful output energy to the input energy expressed as a percent".
Year Published:
1997
Series:
Simply science.
Physical Description:
1 videocassette (27 min.) : sd., col. ; 1/2 in. +
Awards:
Simply science, winner in the Best Educational catagory at the 1998 Alberta Motion Pictures Industries Association (AMPIA) Awards.
Subject:
Energy conservation.

Energy consumption.

Science -- Study and teaching (Secondary) -- Alberta.
Added Author:
Boniface, Michele.

Boniface, Ted.
Added Corporate Author:
Alberta. Alberta Education.

ACCESS Media Resource Centre.
Publisher:
[Edmonton, AB] : ACCESS, c1997.
Edmonton Public Schools