Scholarly Advice for Academic Mastery
A collection of insights and advice from some of the most successful university, graduate, and professional students and scholars.
Topic: Labs
Superior laboratory technique is of utmost importance to any student planning to pursue a career in physical sciences. Through my experience as a student in chemistry, I have learned first-hand what it takes to excel in the laboratory. The most important rule to remember in the lab is “safety first.” Upon entering graduate school this year, I witnessed how many graduate students work in the lab without proper eye protection. Throughout my undergraduate career, the professors always stressed the importance of wearing goggles while in the lab. In graduate school, students do not always have that overseer to tell them to wear goggles, and thus they forget to comply or simply choose not to. I will leave this topic with a quote from my undergraduate research professor: “There are no jobs for a blind chemist!”
Another area of interest in the laboratory is the ability of a student to take notes and record observations. As a chemist, I cannot count the number of times I forgot to fully explain my observations of an experiment. When trying to analyze your data later, after the experiment has been completed, your life becomes much harder if you did not keep good notes. Many times I found myself having to repeat an experiment just to obtain these observations in order to proceed to the next step. Keeping a good notebook in the laboratory is priceless, even more so when you are going to need these notes to prepare a dissertation three years from now at graduation time.
A final thought on good laboratory technique lies in ones ability to communicate. A good scientist has the ability to converse on more than just his or her research. Beyond possessing the ability to communicate your research in a convincing manner, one must also be able to understand and talk about other’s research. It is for this reason that research groups need to dedicate time to talking to one another about their own research. This aids in learning to communicate as well as diversifies the researcher’s scientific background. What good is groundbreaking data, if one is not able to communicate it to others?
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Lawrence Keith Keniley Jr. PhD, Chemistry Florida State University
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Laboratory examinations, such as in biology, can be intimidating. However, there are ways to overcome this fear. At my college, we had lab once a week for one semester. At the end of the semester, we were to have a final over all of our lab material. If you think about it, that is quite a lot of material! However, I found that previewing the lab before class and reviewing the lab after class helped the material to "stick." Also, it helps if you write a summary of the procedures performed in class, possibly even an event that happened in class. By writing it and reading it later, you will be reminded of that day and what you did in lab. This helps so that during the lab exam, you can think back to that day and remember almost everything that took place, therefore, you are more inclined to answer the exam questions correctly. I found this extremely helpful because it made each lab day unique so that they did not all seem to run together and get confused.
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Kristen Harris University of Tennessee
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Use lab as an aid in learning class material. Chemistry labs may not always be the shortest or most interesting labs, especially when considering titrations, but professors usually connect labs with lecture material. Understanding what's going on in the lab and working on the experiment with diligence and interest will benefit you in the end. The hands on experiments really bring the chemistry to life, so that what you are reading in the text book actually appears before your very eyes.
Angela Condo
Georgetown University
Many science courses have a corresponding lab which physically demonstrates the lectures topics. In my experience, I found that having different teachers for the lab and the lecture would result in a disconnect of information and scheduling. In fact, some labs would even perform experiments based on material that hadn't been covered by the lecture yet. This can be a problem since the lab teacher and lecture teacher rarely coordinate, and my lab professors would still hold me responsible for the lab despite the lack of instruction on the subject. When preparing for the week, determine what lecture is most applicable to that week's lab. If it's already been discussed, then review the material before proceeding to the lab. If it hasn't been discussed, notify the lecture professor of the deficiency and request him/her to provide instruction on it. If that's not an option, request material or references by which the lab's subject matter can be learned. In this way, the student will never arrive at a lab unprepared, whether the material has been covered in lecture or not.
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Jeffrey Gibson Master of Science in Electrical Engineering University of West Florida
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Be sure to pick a good lab partner. Whether the science is a requirement, elective, or a necessary course for your major, the lab will have an impact on how you do overall in the class. You want to be sure to pick a lab partner who you get along with and who wants to share work equally- you may think of it as an advantage if you pick a lab partner who you can pin the work on, but when it comes time for lab practicals and midterms/finals (which can end up being worth many more points than your actual lab reports) you will be in trouble. Make sure to pay attention to procedures during experiments and to write down whatever your lab instructor puts on the board because it's almost a guarantee that if the professor thinks it's important enough to write down, it'll be on your exam.
Another reason to be selective in your choice of lab partner(s) is because if for some reason you're unable to attend part of a lab or miss something your professor may have said, you want to be comfortable enough with them to be able to work together and share notes. Having an effective network of friends in a class (this can/will include lab partners) can be a HUGE help!
| Paola Annoni Biology Georgetown University |
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I have found that lab course can be some of the most difficult and challenging undergraduate courses. Most of the advice I received was to prepare before the laboratory; however, I found this advice wasn't particularly helpful. Most of the labs I performed involved techniques or procedures that I wasn't familiar with and it was difficult to visualize what we would be doing. Preparing for lab is important, but I found that reviewing the lab step by step after completing it really enhanced my understanding. I would suggest going back through the procedures step by step after completing the lab and asking yourself why each step was performed. Why was the step important and what would happen if the step was skipped? Not only will this help you understand the science behind the lab, but professors also like to ask questions like that on exams! Also, as you are going through step by step try to visualize what you were doing (i.e what did the test tube look like at this point - were there multiple layers?). Having a theoretical understanding paired with a visual will help cement the science and how to perform a procedure in your mind.
Rachel Beck
University of Virginia
Many college courses, especially in the sciences, will require students to attend lab sessions for two to three hours per week. While these labs may seem boring and time consuming, I found them to be an essential component to the corresponding course, whether it chemistry, physics, or any other lab science. I found that many times I could not visualize the material I learned in lecture until I physically saw the phenomena in the lab myself. My favorite lab demonstrated the difference between elastic and inelastic collisions using hockey pucks on an air hockey table. This physics lab was not only educational, but sliding the pucks was also quite fun.
Additionally, breaking lab equipment, failing to clean up spills and equipment, and even choosing not to attend lab sessions can be costly. Not only must students pay a fee for mishandling lab equipment, but not attending lab sessions will lead to a lower grade for the course because labs can count for almost a quarter of the entire course grade. However, if students attend labs, handle the equipment properly and carefully, and clean up any mess they may have made, labs can and will be great learning experiences, while simultaneously providing students with a fun way to work with other students. Personally, my favorite parts of my freshman physics and chemistry courses were the lab sessions.
Ryan T. Standifer
Cornell University
I was not looking forward to taking the biology sequence required for my
associate’s degree in liberal arts. I had a difficult time mastering such
material in high school, and as a result, I held a negative attitude towards
this subject area. I was advised to take the two biology classes required at
the community college level prior to transferring on to a 4-year college
because I would be getting it over with, rather than having to take it at
the next college where I would be attending.
I enrolled in Biology: The Basics of Life my second to last semester. This
class was difficult and required that I study an adequate amount of time
memorizing concepts. My professor did not take attendance at the required
labs; however, he told us that those who showed up to labs did better on
tests than those who did not. I attended every lab and these prepared me
better for the exams. If I did not attend, I would have had to rely on the
notes I took in class as well as the required readings. I received an A in
the course and can attribute this achievement to the fact that I attended
each lab offered. The following semester, I enrolled in Introduction to
Zoology which was the second and final biology course that I had take. The
professor who taught this course also did not take attendance during the lab
sessions. I wanted to do just as well in this course as I did in the first
biology course that I had taken, so I attended every lab and reserved time
on a weekly basis to read and study the concepts that I was being introduced
to.
There is only so much you can learn from taking notes and reading, so I
strongly advise that everyone should attend labs. I hope that this
experience that I have shared will encourage you to attend labs even if they
are not required. You will be glad that you did!
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Sean Michael Kenney Master of Science in Mental Health Counseling University of Massachusetts-Boston
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