To test this hypothesis, she plots a graph of T against B, as shown on the axes below. Video Analysis Software. Data analysis question. Calculate the absolute uncertainty in the terminal speed of the paper toy for \(n = 6\). Determine the... Later that day a second set of data was collected starting at \(t = 0\). Error bars were negligibly... Two pulses are travelling towards each other. Assessment model IV. two worst fit lines drawn through extremes of error bars; The diagram shows an analogue meter with a mirror behind the pointer. Thermal Physics. A = X-sectional area. State the unit for your answer to (b)(i). r = Separation distance. (iv) State the value of the intercept on the T-axis. kilo (k) - 10³. D. J K−1. The graph shows some of the data points with the uncertainty in the d values.On the... All values of ε have a percentage uncertainty of ±3%. Mechanics. The temperature is measured using a liquid in glass thermometer. The gradient of the graph is... What is the correct SI unit for momentum? Data analysis question. Five identical tin cans are painted in five different shades of grey. Another student hypothesized that \(v\) might be proportional to \(n\). When there is a known scientific context or accepted value, then students need to compare their result with the accepted value. (iii) Determine the gradient of the graph. The temperature is measured using a liquid in glass thermometer. Past IB Exam Questions. R = Resistance. Connie and Sophie investigate the effect of colour on heat absorption. IB Physics Content Guides on Google Drive These content guides serve as study guides to complete as the year progresses. B. J kg−1 m3 Draw the best-fit line for the data points. User interface language: Using the graph, estimate the time of day at which the array begins to generate energy. ... Data Analysis. Theory suggests that the relation between v and W is The molar mass of water is 18gmol–1. A. J kg−1 It is really an on-line Physics textbook with a certain level of interactivity. English Oscillations and Waves. B. Paper 3 (20%): Data analysis question and questions on experimental work and Option material. (ii) On the graph, draw the best-fit line for the data. 10-3 (ii) absolute uncertainty is the same for the two points;since T is higher at B = 90 (stated or shown), relative uncertainty is smaller; fractional uncertainties are 0.07/\(\frac{1}{{14}}\) /7% for B=10 and 0.03/\(\frac{1}{{33}}\)/3% for B=90;fractional uncertainty is smaller for B=90; (iii) smooth curve passing through all error bars;Do not allow thick or hairy or doubled lines, or lines where the curvature changes abruptly. Oscillations and Waves. What is the uncertainty in the volume of the... (i) why v is not directly proportional to λ. What... What is the unit of energy density? The graph shows a set of experimental results to determine the density of oil. C. J mol−1 IB ACIO Exam Analysis 2021 Shift 1: The Intelligence Bureau (IB) Assistant Central Intelligence Officer Grade II 2021 Exam is being administered by the Ministry of Home Affairs (MHA) from February 18, 2021, to February 20, 2021. The results are continually updated to give new and current IB students an updated analysis of the resources available. C. Ohm bi) Few candidates appreciated the importance of using the best and worst fit lines in finding an uncertainty from the line of best-fit. Thermal Physics. Paper 2 (40%): Short-answer and extended-response questions on core material. Español. Connie suggests that T is proportional to B, where B is the percentage of black in the paint. It is really an on-line Physics textbook with a certain level of interactivity. k = Coulomb constant. Identify the fundamental SI unit for the gradient of... Light of wavelength 400nm is incident on two slits separated by 1000µm. Fradley Physics is a website for A-Level Physics and IB Physics (international Baccalaureate). Data analysis question. Calculate the gradient of the graph when \(T = 291{\text{ K}}\). Data analysis question. (iii) more than half line of their line used for gradient determination;read-offs correct;correct working leading to their gradient; (best straight line gives 1.03)At least two significant figures are required in answer. 1.60 x 10–12 μC Past IB Exam Questions‎ > ‎ Data Analysis Question A1 on Paper 2 is always a data analysis style question.In the Word document, attached at the bottom of the page, are some examples of data analysis questions. The current I through a resistor is measured with a digital ammeter to be 0.10 A. E = Electric field strength. Paper 1 (20%): Multiple-choice questions on core material, about 15 of which are common with HL. t = Time. Mechanics. Comment, using two points on your line of best-fit, whether or not this is a valid hypothesis. The vertical position of the horizontal thin edge is varied to change x. 10 57 kg m-3; B. The average power consumed in the house between 08:00 and 12:00 is 2.0 kW. A.  kg m2 C–1 sB. The radius of a sphere is measured with an uncertainty of 2%. | W = Work done. All available on the Physics Data Booklet! J (kg*m^2/s^2) (Unit for energy) In scientific notation, values are written in the form a*10^n, where a is a number within 1 and 10 and n is any integer. Focus is the key here. BTEC Which of the following will reduce random errors in an experiment? A star is found to have : Mass = 2 x 10 27 kg; Radius = 1.1 x 10 8 m; Volume = 1.8 x 10 24 m 3 : 9. SL + HL Topics. They leave the cans under a heat lamp at equal distances from the lamp. (iv) their intercept ± half a square; (best straight line gives 0.96 s), correct answer from own data including negative sign;} (unit not required -0.93m\(\frac{1}{2}\)). aiv) Most recognized the shape of the line required for proportionality. Determine the... Later that day a second set of data was collected starting at \(t = 0\). B. A. Ampere Connie and Sophie put an equal amount of water at the same initial temperature into each can. What is the main... An object is positioned in a gravitational field. To test whether or not the data support this relationship, a graph of T against \({B^{\frac{1}{2}}}\) is plotted as shown below. x in \(y = mx + c\) is \(\sqrt {\rm{x}} \) on the axis – give BOD if not clear but answer correct. It is hypothesized that the frequency ƒ is inversely proportional to the height h. Many candidates could not state the uncertainty and value to an appropriate precision. The graph shows the variation of the time period with \(\sqrt x \) for data obtained by the student together with error bars for the data points. A graph of D2 against n is shown below. [2021 Updated] Rankings of the Top IB Resources & Websites for IB Mathematics, IB Physics, IB Chemistry, IB Biology. The student hypothesizes that v is proportional to n. Use the data points for \(n = 2\) and... On the graph, draw an error bar on the point corresponding to \(n = 6\). (v) The equation of a straight line is \(y = mx + c\). ... Past IB Exam Questions. Error bars are shown... A volume is measured to be \({\text{52 m}}{{\text{m}}^{\text{3}}}\). The Exam is scheduled to be conducted in three distinct shifts every day and this is the first day of the exam. B. English By the end of the year, they create a pretty complete picture of the IB Physics SL curriculum. … (i) Deduce that the time period for one complete oscillation of the pendulum is given by, \[T = \frac{\pi }{{\sqrt g }}\left( {\sqrt L  + \sqrt x } \right)\]. Some examples are: 1. m/s (Unit for velocity) 2. kg ms–2, Which of the following is a fundamental SI unit? After the examination is over an analysis of the ACIO Tier 1 exam held on 18/02/2021 is being provided with the help of experts. ai) Most candidates could accurately read the absolute uncertainty from an error bar. (i) State what is... Another student proposes that c is proportional to d0.5. We support teachers, lab staff, and students with a wealth of information about using our experiments and sensors for data collection and analysis in IB courses. This must include a minimum of 6 in both Higher Level Mathematics, and Higher Level Physics. intercept read as 4.7; (ignore significant figures, allow range of 4.5 to 4.9) two worst fit lines drawn through extremes of error bars; uncertainty found from worst fit lines; uncertainty rounded to 1 significant digit expressed in the form as ± (value) and intercept rounded to same precision;Award [4] for a statement of 5±2 and lines drawn. For instance, if you want to study Relativity, use Command + F to bring up the search function. © International Baccalaureate Organization 2018 1.1 Measurements: 1.2 Errors: 1.3 Vectors + Scalars: What is a correct value for the charge on an electron? The time T taken for the mass to swing through one cycle is given by. (i) Use the graph to determine the value of c with its uncertainty. State what physical... Another hypothesis is that \({h_{{\text{mean}}}} = K{T^3}\) where \(K\) is a constant. Calculate the power dissipated by the thermistor at \(T = 283{\text{ K}}\). They measure the temperature increase of the water, T, in each can after one hour. The experiment is repeated using a different gas in the glass jar. Data analysis question. \[v = k{W^3}\] 9&10. Type “Relativity” and it will bring you to all of the material for Relativity.If you are looking for overall study material for the IB Physics Exam, skip to the end of this guide to the Overall Revie… The candidates share their views on the asked questions from GK, Mathematics, Reasoning, English and GS are also being provided. kg ms–1D. F = Force. The average density of the star is about. N (kg*m/s^2)(Unit for force) 3. Español. In this case, you can divide the uncertainty for 20T by 20 to get the uncertainty in T. The average power consumed in the house between 08:00 and 12:00 is 2.0 kW. ε = Emf. kg m2 s–2C. 3 Luminous intensity: candela (cd) (Not required for the IB!) In a simple pendulum experiment, a student measures the period T of the pendulum many times... A stone falls from rest to the bottom of a water well of depth d. The time t taken to fall is... Two pulses are travelling towards each other. A ball is placed in a beaker of water until the ball and the water are at the same temperature. Theory suggests that D2 = kn. These IB DP subject briefs illustrate four key course components. A. A. AmpereB. Some examples are: 1. IB PHYSICS LABORATORY REPORT GUIDE Laboratories (practicals) are an important part of IB Sciences. User interface language: What is a possible pulse shape when the... A graph of the variation of OY with OX is plotted. In the IB Physics laboratory, you should take 3 to 5 measurements of everything. How does this affect the outcome (conclusion) of the competition? A. The error in \(\sqrt x \) is too small to be shown. The student estimates that the uncertainty in timing 100s is ±1s. It is suggested that the relationship between v and λ is of the... (i) Draw the straight line that best fits the data. There is a systematic error in Caroline’s determination of the depth. q = Charge. What is a possible pulse shape when the... What is the unit of electrical energy in fundamental SI units? v = Drift velocity. PASCO designs and manufactures reliable equipment and labs for use in International Baccalaureate (IB) schools. A simple pendulum of length l consists of a small mass attached to the end of a light string. Validity 1 - IB Physics Skills The archery contest has a long list of rules, but Chelsea the Cheater keeps breaking them! Micro (µ) IB Mini-topic Quizzes: 10 quick questions in under 10 mins. C. 4 A chain is suspended between two vertical supports A and B. The length of the side of a cube is 10.0 ±0.3cm. You are formally marked on the following 3 criteria: Design (D) Data Collection and Processing (DCP) Conclusion and Evaluation (CE) Depending on the lab, you may be marked on one of these, two of these, or all of these. (i) half of cycle takes \(\pi \sqrt {\frac{L}{g}} \) other half takes \(\pi \sqrt {\frac{x}{g}} \) and combine to give result; \[\left( {\frac{\pi }{g}\left( {\sqrt L  + \sqrt x } \right)} \right)\]. Which of the following is a unit of energy? The student hypothesizes that v is proportional to n. Use the data points for \(n = 2\) and... On the graph, draw an error bar on the point corresponding to \(n = 6\). Excludes General Studies. If you need practice questions at the end of your physics topic, this IS the #1 site. D. Volt. NewtonD. ... Data Analysis. n = Number of charges per unit volume. 2 The string then leaves the horizontal thin edge to swing with its original length L. The length L of the string is kept constant during the experiment. The propagation of uncertainties is relevant. I = Current. There will be approximately 60 hours allocated to common SL material. Theory suggests that D2 = kn. smooth curve passing through all error bars; (iv) the line is not straight/is a curve/does not have a constant gradient/is not linear; it does not pass through the origin/(0, 0)/zero; (ignore significant figures, allow range of 4.5 to 4.9). (page 5) The error bars show the uncertainty … A. kg m–1 s–1B. The speed of light is 300000000 (m/s). Five is always best if you can manage it. Calculate the absolute uncertainty in the terminal speed of the paper toy for \(n = 6\). where g is the acceleration due to gravity. A student measures T for one length l to determine the value of g. Time \(T = 1.9s \pm 0.1s\) and length \(l = 0.880m \pm 0.001m\). … These questions are about estimating. kg m2 s–1. Course description and aims II. Determine the uncertainty in the power dissipated by the thermistor at \(T = 283{\text{ K}}\). A sphere fits inside a cube. This book has been written for the IB Diploma Programme course Mathematics: analysis and approaches SL, for first assessment in May 2021. This must include grade A or above in both A-Level Mathematics and Physics. Which of the following contains one fundamental and one derived unit? Oscillations and Waves. It is really an on-line Physics textbook with a certain level of interactivity. I = Current. This lesson will begin our analysis of validity by examining the importance of the independent, dependent and controlled variables of an experiment. If there is one topic that you need to review, use the Command + F function on your keyboard to search this guide for that topic. ... can improve the accuracy of our data by measuring the time taken for 20 oscillations (20T). The only mistake made was by those who wrote ± 2. aii) Most were able to calculate the fractional uncertainties, but too often the figures were not compared. A simple pendulum of length l consists of a small mass attached to the end of a light string. bii) Most candidates successfully identified the unit. International Baccalaureate® - Baccalauréat International® - Bachillerato Internacional®, How many significant figures are there in the number 0.0450? Grades AAB at A-Level. Comment, Determine, Draw, Outline, and State. JouleC. International Baccalaureate® - Baccalauréat International® - Bachillerato Internacional®, fractional uncertainties are 0.07/\(\frac{1}{{14}}\). A. To verify this... On the graph, draw a line of best-fit for the data points. Fradley Physics is a website for A-Level Physics and IB Physics (international Baccalaureate). The graph shows how the power P produced by the array varies with the time of day. investigation based on the original research question and their data analysis. 6 Physics data booklet. Micro Quizzes: Topic Quizzes : Ad: NEW! Metric multipliers and scientific notation. I. Prepare your students for inquiry investigations in the physics lab. The chain is made of a number of identical metal links. ε0 = Permittivity of free space. A. kg m–1s–1B. kg m2s–1C. (i) State the value of the absolute uncertainty in T. (ii) Comment on the fractional uncertainty for the measurement of T for B=10 and the measurement of T for B=90. Connie and Sophie put an equal amount of water at the same initial temperature into each can. (The data and practical analysis … Continue reading Data analysis, part 3, non linear Data (ii) State why the data do not support... Another student suggests that the relationship between t and h is of the... Caroline calculated the wave speed by measuring the time t for the wave to travel 150 cm. B. Coulomb A. D. 5. When the array produces more power than is consumed in the house, the excess power is fed back into the mains electrical supply for use by other consumers. An experiment was undertaken to investigate how the sag d of the midpoint of the chain, measured from the horizontal between A and B, varies with l. The data obtained are … They make grey paint by mixing black and white paint in different ratios. The volume V of a cylinder of radius R and height H is given by V = \(\pi \)R2H. Metric multipliers: correspond to a power of ten, e.g. where k is a... (i) Using the graph in (c), determine k without its uncertainty. Data Analysis. This is the worked solution for some questions in paper 3 data analysis question in IB Physics SL. A. Another student hypothesized that \(v\) might be proportional to \(n\). All copyrighted materials belong to their respective copyright owners. Using the graph, estimate the time of day at which the array begins to generate energy. Volt. Calculate the fractional uncertainty in g. 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