Good morning, I am reading this section in conjunction with the Pearson online text book. I am looking at the HL version page 48, A2. figure 42. The labelling of the diagram seems to be in conflict with the text. The text discusses the 3rd law...
Teach: MomentumOoops that's not the greatest. Thanks for the spot - I'll get it fixed asap. Tim
A2 practical: Spinning stopperHi, just noticed you've used T for both tension and period in the above analysis. Any chance you could change the T for tension to, say, FT?
A2 practical: Spinning stopperSo my friend David Faure, who contributes to the Biology InThinking Pages did some research for me and looked at the examiners' reports. This is what he came up with... "The Biology Examiner’s report says that the question should...
Thoughts from a moderator’s deskThat's an interesting possibility. I'll ask around and see if it's something that ESS and Biology moderators really want.
Thoughts from a moderator’s deskHaving had a debate about this today regarding Extended Essay RQ's, it would appear that ESS and Biology IA's require the range to be in the RQ on the front page, so some students are possibly getting from there.
Thoughts from a moderator’s deskHi again. I've done a quick fix that should now work. Resolution on diagrams are a little low but acceptable, I think. I'll get a better version done later...
A4 test: Balancing torquesThanks. I'll get this fixed ASAP. Tim
A4 test: Balancing torquesthe length on ruler are not visible
A4 test: Balancing torques
Stephen
I am just looking at this year's IAs and most of them have 29XX words. Last years IAs all had the range in the title RQ, but lots of students also took Chemistry. This year I advised students to not include the range.
Thoughts from a moderator’s desk