I'm not sure why, but me along with a couple of people read it as confirm the identity of the precipitate in part a/b ... so we did barium...
That would be a few lost marks then :(, got flame test bit of it though
re: HSC Physics Marathon Archive
1) Outline the basis of the slingshot effect and how it is used to conserve fuel on trips to outer space.
2) i) Outline newton's concept of escape velocity and calculate the escape velocity for Earth.
ii) If possible, would an object launched at 12000ms^2 from...
re: HSC Physics Marathon Archive
(can someone check these pleass)
a) g planet = 10/9 x 25.8 = 28.67ms^-2 = 29ms^-2 (2 sf)
b) The michelson and morley experiment involved shining a monochormatic light onto a tilted half silvered mirror which redirected the light perpendicular to each other, the...
I think you're overworrying this, if you've got upcoming exams just make sure to check them twice if not three times. However, if you were to put the incorrect student number they will look at all the student numbers from your centre (assuming you don't get that wrong too.. it's much shorter...
what's the difference between TWM and raw mark?
hmm I screwed up core and option pretty badly, I don't think I got full marks in anything...
my MC is pretty good though
does doing a less popular option make the cutoff higher....?
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it's possible then, just clearing stuff up, don't over think it haha
oh my bad, 7 is c, i read 8 being 7* my bad...
as for 10 I got that wrong... read it as exo
hopefully all the answers are right cause I got the same
*edit