Tuesday, May 5, 2015

Our research methods!

For this project, we had one experiment for David and William, while the two girls (Melina and Raissa) each did research, research, and more research. And more research. And even more research!

BUT, everyone had at least SOME form of background research, and David also had to research some things for the Chemistry portion of the project, namely, things such as formulas and the relative molar mass of glucose, and amount of calories per minute. His portion also involved calculations, as well as the manipulation of formulas. 

We had one experiment for David and William's investigations, and it involved a lot of running (as well as one cancellation due to...unforeseen circumstances).

The experiment basically revolved around running around a tennis court. We had to approximate 100 meters from the tennis court because, let's face it, there isn't a place in Bandung where we can go to a running track and measure 100 meters at without having to pay money and spend time, since the few tracks that we know about are located in traffic congested areas AND are pretty far from school.

But Physics is always uncertain in the first place...wise words from our classmate Michael, a Physics student. Since distance is related to Physics in a way, so it's uncertain in nature!

So, for these experiments, two sets of data are being taken. For William, he measured the heartbeats per minute of a person after running the approximate 100 meters, while for David, he measured the time taken for each runner to run said 100 meters. There were three runners, and three trials per runner.

In William's case, he had to also take into account the initial amount of heartbeats per minute of each runner. The base level of sorts, nyan. He also had a 10-second interval between finishing the run and starting the counting of heartbeats, before counting heartbeats for one minute. Did I mention that he also counted the initial number of heartbeats for one minute before running, and that runners were left to cool down while watching other runners perform their trials?

After that, the runners were asked to take different diets. One runner eats a balanced meal, another eats like a vegetarian (not that it's a bad thing), and the last eats mostly junk food. This was supposed to last for three days or so, but...

Kyogre's Drizzle
It suddenly started to rain!

POKEMON REFERENCE FAAAIILLLL

...yeah. Put simply, it started raining when we were about to get together at the tennis court for the second data collection (which was conveniently near David's house), the rain only getting worse as time goes on, letting up late in the afternoon. Talk about bad timing!

So, the final set of data was taken the next day. The same procedures were used, three trials were performed...and DONE. That was the experiment. Not all of us could be present at all times though...

For Raissa, she had to grab Olympic medalist records from REAL Olympic games (so she can't grab anything from her Mario and Sonic games), as well as each medalists' height, before finding out the speed of each runner. Seems pretty simple, until you have to find the uncertainty for EVERY SINGLE VALUE.

For Melina, she looked through a variety of texts talking about steroids and their effects, along with why people use them in the first place. Mostly they talked about the negative effects of steroids, and she noticed a distinct lack in variety of the issues discussed among different texts. Ouch.

And with that, we were one step closer to completion~

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