Recent content by RonWerner

Many thanks for your reply! For my project, the precise numbers are not important. I need to be able to present general statements about the relationship between distance/force/acceleration/speed. Remember, the target group are young school children without any background in physics. I want to...

My name is Ron Werner, Dutchman, living/working in Norway since 1992. My main interest is geology and I have worked for several museums and mineral-dealers during my life. Since 2000 I have worked for the Evje og Hornnes geomuseum Fennefoss in Evje, in the south of Norway. It is a small museum...

Sorry, I guess I should have remembered all of this from my school days, but right now I have forgotten so much that I need some help. I am developing some simple experiments for school children (age ca. 12). This one involving magnets. I am not asking for detailed calculations, that is way...