If your results do not agree with these expectations, restate Were the goals of the experiment achieved?ĭiscuss how the theoretical expectations outlined in the Introduction have been supportedīy the experimental data. Provide some detail but do not restate the procedure Write a paragraph summarizing the experiment's goals and procedure.
Were they random or systematic? Explain how they came about, and quantify them. Explicitly name a few potential sources of error. Try to identify some of these sources of error. Likely that there were other sources of error present that were not accounted-for in your
If the results of the experiment were not consistent with the expected values, it is
ACCELERATION DUE TO GRAVITY LAB PHYSICS 411 MANUAL
“analysis” steps in the manual for the experiment in question. The uncertainties around the measured values). were the expected values within the range defined by Goals of the experiment in the introduction.Įxplicitly state if (or if not) these values are consistent with their expected values given These values should be the ones you identified as the Finally, write down the main results: the measured values +/- their uncertainties (with Include equations used to find the measured value’sĮrror. What does it represent? If the desired final value isn’t the slope, include the equations What value was extracted from the graph (slope, y-intercept, exponent factor)? Properly scaled, has axis labels, units, the trend line and equation for slope, correct errorīars, and meaningful captions as in Fig.1 below.įigure 1 - Acceleration of the puck using a 50g hanging weight.Įxplain what is calculated using the derived quantities in the data table or the plottedĭata. Linear dependence, to calculate a slope) and how the graph was obtained. If any graphs are created, explain why the data involved must be plotted (e.g. Longer equations, or ones thatĪre referenced in the text, should be written on their own line, e.g. ShortĮquations can be written in the text line, e.g. All importantĮquations should be written out explicitly (including error propagation formulas). They were determined through some physical theory, explain that theory. averaging, interpolation, etc.), explain that technique. How were the derived quantities calculated? If they were calculated via some Table 1 – Displacement, time, and velocity measurements (with absolute error) Large amount of raw data, it may be placed into Appendix A. If the table is too big, reformat it to fit into the page. Include units and appropriate number of significantĭigits. The raw data, derived quantities, and uncertainties shall be gathered in a table as in In question in the order that they appear. Answer any questions posed in the manual’s “procedure” steps for the experiment Order that they were performed, without directly copying from the lab The setup used to gather them? How were their uncertainties decided upon? Explain the dataĬollection process in a logically-connected manner. You can add a sketch or a photo ifĭescribe the experimental procedures. With the Investigations which data are obtained, and to which theoretical value the dataĭescribe the experimental setup and how it works. What quantities were the end-goal of the experiment. What were the goals of the experiment? You should state, specifically, You should provide sufficientīackground information so that someone who is not well-versed in the topic can understand Overview of the physical phenomena that was studied. What concepts are you trying to test? Include an The contents of the Introduction, as well as each Investigation, the Conclusion, and the end-ofreport Questions, should be placed in their own separate sectionsįor an example of a completed report, see the IPL Sample Report (footnote below)Įxplain why you did this work. The experiment should be explained in a chronological, logically-connected manner Length of the cylinder”) should be avoided. The past-tense third person (“The students measured the length of theĬylinder”) and the present-tense (“The length of the cylinder is measured” or “We measure the Limited use of the past-tense first-person is acceptable (e.g. Reports should be written in the past-tense passive voice (e.g. Reports should be written in essay form- no lists or bullet points Abstract is a compact summary of the Introduction and Conclusion.
One paragraph with brief description of what was done, which data collected, results of analysis andĬomparison with theory.
0 kommentar(er)
