Every living being on this planet needs to drink water if he has to live on this planet. Without drinking water life on earth is impossible, so its vitally important to drink…

4/23/12 Industrial Instrumentation Ø Miscellaneous Instruments, Ø humidity, pH, environment composition measuring instruments, etc. Ø Instrumentation for Distillation…

Evidence for my ePortfolio - One unit from my 13-lesson manual designed as a self-paced study for the janitorial staff of our school district. http://eportfolio4mwalkerwade.wordpress.com/

The PH scale The PH scale Instituto Cumbres Prof. Luis Urra History The term PH was first used in 1909 by Soren Peter Lauritz Sorensen. He never mentioned what the little…

Acids and Bases Acids and Bases Acids An acid is a substance that releases H+ ions in an aqueous solution Aqueous means water Example: when hydrochloric acid is dissolved…

A magazine on drylands development and sustainable agriculture / Issue 63, September 2011 food systems BAOBAB ISSUE 63, SEPTEMBER 2011 1 Regional Editorial he theme for this…

CHAPTER 6 Planning science lessons Those who know, do; those who understand, teach ~ Aristotle (384-322BC) HOW CAN I CONSTRUCT A SCIENCE LESSON PLAN? A science lesson plan…