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Post Field Trip Science Lab Session

Student "edition" found at {csi dot journalspace dot com}.

Maybe I shouldn't have started this blog now, not with everything that's been going on.

In my most recent general science requirement mechanics lab class, we had the experiment on the conservation of mechanical energy. It was the first time in the whole term that we had a topic that hadn’t been covered yet in the lecture.

And from asking the students, apparently it hadn’t been discussed in the other class either.

But I didn’t delve that much into the concept, and concentrated on the procedure.

For my quiz, I also gave the hint to my early arriving students (despite having come from the field trip the day before) that there were only three questions to answer.

Again there were some students who asked about the free day for the field trip.

I told them it would be in the thirteenth week of classes, exactly when they need more time off for other requirements to complete in their other subjects.

The other classes, by the way, already had their free day when the faculty went on the book ship.

I didn’t hear much complaints after that. And even though Ephraim was in that class, I didn’t hear anything from him about the new activity sheet. I guess he wasn’t paying that much attention to what his classmates were talking about.

For the experiment itself, it was the recommendation of the technician that we use the first set up, with the open ramp, instead of the second set up with the pendulum hitting the open blade, which they were not comfortable with.

I just had the students get fractions of the height of the ramp from which to start the rolling of the small metal ball, since the original manual assumed that the height of the ramp used would not change being specific to a certain lab.

Strangely enough, the lowest percentage error we came up with was seventy percent.

I told the students that as usual, it’s the job of the individual reporters to explain where the error came from.

I already know it’s from the ramp being slightly tilted, not being completely aligned.

Session 1563 always wants free days. Class dismissed.


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