High school physics education issues as seen by some American teachers: From content standards to critical thinking
I knew we shouldn't have left the thing with the French. I've also noticed a decrease in mass of my breakfast croissants - could these two phenomena be cause and effect or just "a coincidence?"
A Freedom kilogram is what we need!
The standard kilogram near Paris is losing mass. Either that or the best copies are gaining mass.
I knew we shouldn't have left the thing with the French. I've also noticed a decrease in mass of my breakfast croissants - could these two phenomena be cause and effect or just "a coincidence?"
ReplyDeleteA Freedom kilogram is what we need!
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