3 Up a level : IB Physics Previous page : Data analysis, part 2, more linear Data Next page : Analysis 4, errors on both variablesNon linear data In the following we have yet again done some measurement of how some physical quantity B depend on some other physical quantity A. Data analysis question. Excludes General Studies. I. Which of the following is equivalent to the joule? The graph shows how the power P produced by the array varies with the time of day. The error in $$\sqrt x$$ is too small to be shown. B. Coulomb The radius of a sphere is measured with an uncertainty of 2%. [2021 Updated] Rankings of the Top IB Resources & Websites for IB Mathematics, IB Physics, IB Chemistry, IB Biology. NewtonD. How does this affect the outcome (conclusion) of the competition? The goal of ibresources.org is to showcase the top online resources that have helped IB students learn, study and revise for their IB exams. The experiment is repeated using a different gas in the glass jar. (i) State what is... Another student proposes that c is proportional to d0.5. The temperature is measured using a liquid in glass thermometer. The Exam is scheduled to be conducted in three distinct shifts every day and this is the first day of the exam. Data analysis question. Which of the following expresses the units of capacitance in terms of fundamental units? Assessment model IV. Mechanics. The molar mass of water is 18gmolâ1. It is suggested that the relationship between v and Î» is of the... (i) Draw the straight line that best fits the data. A sphere fits inside a cube. Determine the uncertainty in the power dissipated by the thermistor at $$T = 283{\text{ K}}$$. To test whether or not the data support this relationship, a graph of T against $${B^{\frac{1}{2}}}$$ is plotted as shown below. Video Analysis Software. $v = k{W^3}$ where g is the acceleration due to gravity. 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 … The following graph of p versus $$\frac{1}{H}$$ was obtained. C. J molâ1 Using the graph, estimate the time of day at which the array begins to generate energy. The average power consumed in the house between 08:00 and 12:00 is 2.0 kW. Connie and Sophie investigate the effect of colour on heat absorption. straight line of any length through all error bars;Do not accept kinked, fuzzy, doubled lines. Fradley Physics is a website for A-Level Physics and IB Physics (international Baccalaureate). Comment, Determine, Draw, Outline, and State. (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$$\frac{1}{2}$$). There will be approximately 60 hours allocated to common SL material. A. Ampere Five is always best if you can manage it. Data analysis question. aiii) This was mainly answered well, with few straight lines. The graph shows some of the data points with the uncertainty in the d values.On the... All values of Îµ have a percentage uncertainty of Â±3%. IB Physics Content Guides on Google Drive These content guides serve as study guides to complete as the year progresses. A. This must include grade A or above in both A-Level Mathematics and Physics. SL + HL Topics. A graph of D2 against n is shown below. Identify the fundamental SI unit for the gradient of... Light of wavelength 400nm is incident on two slits separated by 1000Âµm. 2 Which of the following expresses the watt in terms of fundamental units? The volume V of a cylinder of radius R and height H is given by V = $$\pi$$R2H. 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. Oscillations and Waves. 6 Physics data booklet. (i) Deduce that the time period for one complete oscillation of the pendulum is given by, $T = \frac{\pi }{{\sqrt g }}\left( {\sqrt L + \sqrt x } \right)$. The gradient of the graph is... What is the correct SI unit for momentum? Prepare your students for inquiry investigations in the physics lab. Paper 2 (40%): Short-answer and extended-response questions on core material. The length l of the chain can be increased by adding extra links. To verify this... On the graph, draw a line of best-fit for the data points. What is a possible pulse shape when the... A graph of the variation of OY with OX is plotted. 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. Â  Fradley Physics is a website for A-Level Physics and IB Physics (international Baccalaureate). It is really an on-line Physics textbook with a certain level of interactivity. The chain is made of a number of identical metal links. 1.60Â x 10â12 Î¼C N (kg*m/s^2)(Unit for force) 3. Determine the... Later that day a second set of data was collected starting at $$t = 0$$. The current I through a resistor is measured with a digital ammeter to be 0.10 A. 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. 10 57 kg m-3; B. In the IB Physics laboratory, you should take 3 to 5 measurements of everything. What is an estimate of the change in momentum of the boy... A swimming pool contains 18Ã106 kg of pure water. Some examples are: 1. m/s (Unit for velocity) 2. 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. (The data and practical analysis … Continue reading Data analysis, part 3, non linear Data R = Resistance. Which of the following is a unit of energy? The sides of a square are measured to be 5.0 Â± 0.2 cm. EspaÃ±ol. They make grey paint by mixing black and white paint in different ratios. The student estimates that the uncertainty in timing 100s is Â±1s. B. 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. 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. 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. I = Current. All copyrighted materials belong to their respective copyright owners. ai) Most candidates could accurately read the absolute uncertainty from an error bar. A. J kgâ1 ... Data Analysis. 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. English The error bars show the uncertainty … Paper 3 (20%): Data analysis question and questions on experimental work and Option material. ... can improve the accuracy of our data by measuring the time taken for 20 oscillations (20T). User interface language: JouleC. Video Analysis Software. ε = Emf. The Extended Essay 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. Validity 1 - IB Physics Skills The archery contest has a long list of rules, but Chelsea the Cheater keeps breaking them! Mechanics. x in $$y = mx + c$$ is $$\sqrt {\rm{x}}$$ on the axis – give BOD if not clear but answer correct. two worst fit lines drawn through extremes of error bars; The diagram shows an analogue meter with a mirror behind the pointer. 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. V = Potential. User interface language: t = Time. B. IB PHYSICS LABORATORY REPORT GUIDE Laboratories (practicals) are an important part of IB Sciences. IB Physics Questions Self-marking revision quizzes. A. IB Physics notes 3; Slides; Documents Topic Outline Worksheets and answers. Grades AAB at A-Level. Draw the best-fit line for the data points. Thermal Physics. The uncertainty in the resistance value is 5%. A ball is placed in a beaker of water until the ball and the water are at the same temperature. These IB DP subject briefs illustrate four key course components. A. Error bars are shown... A volume is measured to be $${\text{52 m}}{{\text{m}}^{\text{3}}}$$. Mechanics. The masses and weights of different objects are independently measured. Calculate the absolute uncertainty in the terminal speed of the paper toy for $$n = 6$$. The vertical position of the horizontal thin edge is varied to change x. IB Science & Inquiry-Based Learning. Past IB Exam Questions. IB: International Baccalaureate Diploma with a minimum of 34 points overall, including 6,6,5 from three Higher Level subjects. Paper 1 (20%): Multiple-choice questions on core material, about 15 of which are common with HL. kg msâ2, Which of the following is a fundamental SI unit? What is a correct value for the charge on an electron? The graph shows a set of experimental results to determine the density of oil. C. Ohm The candidates share their views on the asked questions from GK, Mathematics, Reasoning, English and GS are also being provided. BTEC W = Work done. Oscillations and Waves. (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. Another student hypothesized that $$v$$ might be proportional to $$n$$. (iii) On the graph opposite, draw a best-fit line for the data. Theory suggests that D2 = kn. The time T taken for the mass to swing through one cycle is given by $T = 2\pi \sqrt {\frac{l}{g}}$ where g is the acceleration due to gravity. The uncertainty in T is shown and the uncertainty in $${B^{\frac{1}{2}}}$$ is negligible. A simple pendulum of length l consists of a small mass attached to the end of a light string. The propagation of uncertainties is relevant. International Baccalaureate® - BaccalaurÃ©at International® - Bachillerato Internacional®, fractional uncertainties are 0.07/$$\frac{1}{{14}}$$. bii) Most candidates successfully identified the unit. A. Â kg m2 Câ1 sB. Metric multipliers: correspond to a power of ten, e.g. (iv) Outline why the data do not support the hypothesis that T is proportional to B. Sophie suggests that the relationship between T and B is of the form. For instance, if you want to study Relativity, use Command + F to bring up the search function. (v) The equation of a straight line is $$y = mx + c$$. … Mechanics. Five identical tin cans are painted in five different shades of grey. It is hypothesized that the frequency ÆÂ is inversely proportional to the height h. Determine, using your answers to (b)(iii) and (b)(iv), the intercept on the $$\sqrt {\rm{x}}$$-axis. D. 5. Which of the following contains one fundamental and one derived unit? 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. When there is a known scientific context or accepted value, then students need to compare their result with the accepted value. If you need practice questions at the end of your physics topic, this IS the #1 site. | © International Baccalaureate Organization 2018 State what physical... Another hypothesis is that $${h_{{\text{mean}}}} = K{T^3}$$ where $$K$$ is a constant. 1.1 Measurements: 1.2 Errors: 1.3 Vectors + Scalars: Which of the following is a fundamental unit? Appreciation of the quality and range of datashould be included. Fundamental SI units Derived units are combinations of fundamental units. Current. This book has been written for the IB Diploma Programme course Mathematics: analysis and approaches SL, for first assessment in May 2021. A = X-sectional area. International Baccalaureate® - BaccalaurÃ©at International® - Bachillerato Internacional®, How many significant figures are there in the number 0.0450? The interference... A boy jumps from a wall 3m high. Data Analysis. Try to do them WITHOUT a calculator! Draw a best-fit line for the data points on the graph opposite. A chain is suspended between two vertical supports A and B. kg m2 sâ1. The average density of the star is about. The speed of light is 300000000 (m/s). A graph of D2 against n is shown below. What is the main... An object is positioned in a gravitational field. An array of photovoltaic cells is used to provide electrical energy for a house. kg msâ1D. All available on the Physics Data Booklet! Calculate the fractional uncertainty in g. The student modifies the simple pendulum of length L so that, after release, it swings for a quarter of a cycle before the string strikes a horizontal thin edge. (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 graph shows the data recorded. To verify this... On the graph, draw a line of best-fit for the data points. They leave the cans under a heat lamp at equal distances from the lamp. 9&10. The results are continually updated to give new and current IB students an updated analysis of the resources available. Data analysis question. Calculate the power dissipated by the thermistor at $$T = 283{\text{ K}}$$. kg m sâ2D. The graph shows the relationship between two quantities p and q. Connie and Sophie investigate the effect of colour on heat absorption. Metric multipliers and scientific notation. 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). D. J Kâ1. The time T taken for the mass to swing through one cycle is given by. Volt. Connie and Sophie put an equal amount of water at the same initial temperature into each can. PASCO designs and manufactures reliable equipment and labs for use in International Baccalaureate (IB) schools. C. 4 A student measures T for one length l to determine the value of g. Time $$T = 1.9s \pm 0.1s$$ and length $$l = 0.880m \pm 0.001m$$. kilo (k) - 10³. (i) half of cycle takes $$\pi \sqrt {\frac{L}{g}}$$ other half takes $$\pi \sqrt {\frac{x}{g}}$$ and combine to give result; $\left( {\frac{\pi }{g}\left( {\sqrt L + \sqrt x } \right)} \right)$. (ii) On the graph, draw the best-fit line for the data. In this case, you can divide the uncertainty for 20T by 20 to get the uncertainty in T. They make grey paint by mixing black and white paint in different ratios. Using the graph, estimate the time of day at which the array begins to generate energy. F = Force. Error bars were negligibly... Two pulses are travelling towards each other. 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. © International Baccalaureate Organization 2018 Which of the following will reduce random errors in an experiment? The length of the side of a cube is 10.0 Â±0.3cm. The uncertainty in T is shown and the uncertainty in B is negligible. There is a systematic error in Carolineâs determination of the depth. B. J kgâ1 m3 Taking logs of both sides of the equation gives us : a) Plot a graph of N against t.: b) Use three points on the graph to show that the equation of the graph has the form predicted by the theory and, in doing this, calculate the value of the decay constant. … What is the order of magnitude of the mass, in kg, of an apple? An experiment is undertaken to investigate the relationship between the temperature of a ball and the height of its first bounce. ... Past IB Exam Questions. Micro (µ) IB Mini-topic Quizzes: 10 quick questions in under 10 mins. investigation based on the original research question and their data analysis. Data analysis question. This must include a minimum of 6 in both Higher Level Mathematics, and Higher Level Physics. Calculate the percentage uncertainty for the displacement when t=40s. Some examples are: 1. This is the worked solution for some questions in paper 3 data analysis question in IB Physics SL. Sitemap. EspaÃ±ol. Thermal Physics. Calculate the gradient of the graph when $$T = 291{\text{ K}}$$. A. AmpereB. n = Number of charges per unit volume. (i) Use the graph to determine the value of c with its uncertainty. Theory suggests that the relation between v and W is bi) Few candidates appreciated the importance of using the best and worst fit lines in finding an uncertainty from the line of best-fit. A. kg mâ1sâ1B. 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. aiv) Most recognized the shape of the line required for proportionality. A simple pendulum of length l consists of a small mass attached to the end of a light string. A. Which of the following is a derived unit? In scientific notation, this is expres… What is the uncertainty in the volume of the... (i) why v is not directly proportional to Î». ... Data Analysis. A. The average power consumed in the house between 08:00 and 12:00 is 2.0 kW. where k is a... (i) Using the graph in (c), determine k without its uncertainty. For the next half cycle, the pendulum swings with a shorter length x. Thermal Physics. Connie suggests that T is proportional to B, where B is the percentage of black in the paint. The temperature is measured using a liquid in glass thermometer. r = Separation distance. They measure the temperature increase of the water, T, in each can after one hour. kg m2sâ1C. kg m2 sâ2C. Comment, using two points on your line of best-fit, whether or not this is a valid hypothesis. By the end of the year, they create a pretty complete picture of the IB Physics SL curriculum. Luminous intensity: candela (cd) (Not required for the IB!) Focus is the key here. Determine the... Later that day a second set of data was collected starting at $$t = 0$$. Data Analysis and Assessment Questions are designed to prepare students for the AP® Physics 1 exam; Every lab employs the same strategies found in free response questions on the AP® exam; Includes editable student handouts. 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 $$n = 6$$. (iii) Determine the gradient of the graph. Calculate the absolute uncertainty in the terminal speed of the paper toy for $$n = 6$$. It is really an on-line Physics textbook with a certain level of interactivity. E = Electric field strength. q = Charge. Many candidates could not state the uncertainty and value to an appropriate precision. Sample questions International Baccalaureate Diploma Programme Subject Brief Sciences: Physics—Standard level First assessments 2016 – Last assessments 2022 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 $$n = 6$$. I = Current. It is really an on-line Physics textbook with a certain level of interactivity. Fradley Physics is a website for A-Level Physics and IB Physics (international Baccalaureate). English Allow substitution into equation for straight line, but data point used must lie on candidate line.N.B. Oscillations and Waves. | To test this hypothesis, she plots a graph of T against B, as shown on the axes below. (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. This lesson will begin our analysis of validity by examining the importance of the independent, dependent and controlled variables of an experiment. Explain why it is likely... State why the line of best-fit suggests that $${h_{{\text{mean}}}}$$ is not proportional to... State the uncertainty in each value of $$T$$. r = Internal resistance. Also read- MHA IB ACIO Exam 2021: Five important points about the exam. Five identical tin cans are painted in five different shades of grey. (iv) State the value of the intercept on the T-axis. A. kg mâ1 sâ1B. Micro Quizzes: Topic Quizzes : Ad: NEW! v = Drift velocity. Curriculum model overview III. (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. 1.60Â x 10â15... State the fundamental SI unit of the constant a and of the constant b. 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… Course description and aims II. 10-3 (page 5) These questions are about estimating. By... State one reason why the results of the experiment could not be used to predict theÂ natural... (i) Draw the straight line that best fits the data. B. Theory suggests that D2 = kn. 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. D. Volt. Another student hypothesized that $$v$$ might be proportional to $$n$$. What is a possible pulse shape when the... What is the unit of electrical energy in fundamental SI units? ε0 = Permittivity of free space. What... What is the unit of energy density? k = Coulomb constant. State the unit for your answer to (b)(i). J kgâ1 m3 C. J molâ1 D. J Kâ1 the lamp context or accepted value IB. Molâ1 D. J Kâ1 share their views on the original research question questions... Serve as study guides to complete as the year progresses a long list of rules, Chelsea. Pool contains 18Ã106 kg of pure water kg * m/s^2 ) ( i ) why v is not proportional... 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