(snip) > As one who teaches 1st year physics, I've already seen a lot of modes > of cheating. The kids will scan every prior question from the > homework, quizes and tests and what I worked out on the board (they > take pics with their camera phones) and have them in their smart > phones. This is certainly way more advanced for of cheating than > writing stuff on their wrists and feigning a need to go to the > restroom where they have strategically placed papers in the bathroom > trash can. And using cellphone jammers is illegal, so we can't use > that to block access to the internet. Even prisons can't get > permission to jam cellphones.
I used to wonder about giving questions in different variables than the formula in the book. If students understand the concept, then letters should't matter.
A mass of s=3kg is accelerated by a force of t=9 Newtons, what is the acceleration? Some will look for any forumula with s and t, and plug in the values.