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I have gotten confirmation that compasses would not work as desired on the moon, thus vindicating teenager-me being all like "but would it even work on the moon".

I'm also fairly certain it was the moon in the real world exercise, because multiple people have described having to do the same thing, and that the compass was one of the things listed. Therefore, I have either morphed the memories of a bunch of people, or this was a relatively common exercise for a long time.

In front of the class?

Given the time crunch for getting this exercise done in one period with a full class, I honestly think it would be more realistic if they gave their answers while remaining in their seats.

I didn't feel that visual implied presenting to the class, however, so standing in front of the chalkboard it is. This class is so going to be scrambling by the time they hear the bell.

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Thisguy

Depends on if it is an actual compass, or a “compass” which serves a similar purpose but is actually a GPS type device which works off of satellites which were placed in orbit on the way to the surface. Or even works off of surface based beacons which are planted by the survey team.

Anonymous

Or an inertial tracker...

Anonymous

Or gyrocompass that uses the moon's rotation to find true north, as I mentioned in a comment on a comment on the last comic. :)

Anonymous

With all that said, I'm reminded of the reasons that allegedly some of the Russian space expeditions packed a pistol. It wasn't for in flight, obviously, but there was some concern that when they landed a bear might get to them before the recovery crews did. Hypothetically a compass could be for similar purposes? (But not really, because they shouldn't be going anywhere by themselves once they land back on Earth.)

Matt R

The last line of dialogue is accurate

David Howe

There is such a thing as a non-cute Grace?

David Howe

which can be resealed tracelessly if you do it in a nitrogen atmosphere (bonus points if you know where I got that from :D)

Stephen Gilberg

There's adorkable, and then there's River Tam cringe.

Anonymous

I remember doing this one in school. The moon *has* magnetic fields. Plural. And if you had a map that included which way the compass should be pointing while you're at a given point, it wouldn't be worthless. Just... close to worthless. And of course, nobody told us in any class about the magnetic state of the moon, we were just handed the trick question and expected to fail.

Anonymous

Good point! It looks like the Apollo missions actually had two handheld compasses onboard in the post-return survival kits, as part of the "survival light" multitools (these kits were in case they landed off-course and couldn't be collected for a couple of days- they also contained a machete, among other things. No anti-bear pistols, though. See https://www.lpi.usra.edu/lunar/documents/NASA%20TN-D-6737.pdf, pages 27-33). These compasses wouldn't have gone down to the lunar surface, however, as that would have been a waste of mass, and required unpacking them from wherever they were stowed in the Command Module.

Some Ed

"We were supposed to have a curve, but somebody got 100% so sorry everybody failed the test." "Gee, thanks, Ardent. Aren't you supposed to be a Slacker?" With crap like that, it's no wonder I didn't do well in school. I mean, not just the teachers pulling crap like putting questions everyone is supposed to fail on the test and then including it in the curve so if someone *does* get it right, they cause problems for everybody else, but also the naming the kid and not knowing how to throw out the statistical outlier from the curve before figuring out what it will be. At least my math teacher who told us about statistical outliers and what to do about them understood that much at least.

Anonymous

Yeah, I did that once in college too. It was a programming class. If it ran and did the thing, you got all the points. And for the tests, you copied and pasted from your homework to make a program in a lot less time. Got 100% on the *class*. Last day of it, the prof explains that he adjusts the grades to fit the highest score. And then he drops my name. In front of the entire class. Who turn and face me. Sprinting is also a survival skill.

Opus the Poet

I was "that guy" for many tests graded on a curve, until they made a special rule to throw out my score to set the curve.

Some Ed

Sprinting was my survival skill in the first and second grades, so I very much didn't have that problem in college. That said, my programming classes prior to college were not graded on a curve, which helped me have an interesting experience in college in that direction. One of the other students got 100% on the programming assignments. I didn't, because the professor had a "documentation" portion of the grade that they claimed was based on the clarity of how readable the code was. I'd encountered numerous programs by then which had so many comments, it was hard to find the code amidst them, and that's it's own problem. So I strove for making my code legible on its own, with enough clarifying comments so that someone who knew the programming language would understand it. I more or less followed the concept of comments describe why, code describes how. The actual documentation grade was computed by a program. It basically counted the non-blank lines after the required comment block into two buckets based on whether or not it had a comment on it. The documentation score was basically "max(100, commented lines / uncommented lines)". Since this was code written by a CS academic, it *did* have a divide by zero potential, which would cost you all of your project points. Or, at least, it had that the year before I took the class, according to someone a year ahead of me. But I talked to that person when he was a senior, so it wasn't at all in time for me to benefit from it. (He had written his code with what he felt were appropriate comments but only on lines by themselves, and then ran ":%s/^\( *[^(*].*\)/\1 (* comment *)/", as a test of his theory of what was going on. So his program worked, but they basically said they never tested it because it didn't have any uncommented lines so couldn't be valid. And they said they wouldn't, because it was clear he was trying to hack the course, and that he was lucky they weren't expelling him over that.) I didn't actually see the code written by the student who got 100% on all of the programming assignments that semester. She did let me see some of her code several semesters later, and it had very healthy comment blocks all over. I didn't really read much of them, because it was in the context of "help me find my syntax error", plus she was incredibly attractive. She tested above average for the class, but since I was used to "programming classes don't have curves", I went all out on the test. There was one point they said I got wrong, despite my giving the book answer for it. (I didn't buy the book for that class, but the library had multiple copies of it and they tended to have all of them on the shelf on the days we got our test grades out.) But the lecturer said that someone got a 98% so there wasn't much of a curve on the test. And then I knew there was one. Also, they gave out the test grades by the last four digits of ones student ID, so it wasn't easily traced back to me, but it was somewhat. The other student kept getting 100% on her projects, and I kept getting grades on my projects that were in-line with her test score, so I got a 98% on the second test, too. This time, I intentionally missed one, because if someone tracked that back to me, I understood my survival chances would be much worse if I got 100% instead of just a really high score. So a couple of weeks before the final, we each received an email to meet with someone on the class faculty. It may have been our lecture TA or it could have been the professor. It might have been both. Anyway, we were asked to meet at the same time, so that they could ask us, "Please don't take the final. As the grades stand right now, if you don't take the final, with a curve over the whole of the class, you're guaranteed to get at least a low A. But that would only be if the third place student got 100% on the final. Realistically, you'd still have a chance at the highest grade in the class." And so, because they didn't know how to handle outliers, we had one fewer final to take that semester.

Anonymous

To be fair, the strange mannerism counts for extra-cute.