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IB IA examples for all subjects

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All IA Examples

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To what extent do CO2 emissions contribute to the variations in average temperatures in Indonesia and Ecuador from 2000 to 2020, considering the environmental impacts of climate change in these regions?
IAESSSL7
New Syllabus
To what extent do diPerent NaCl concentrations (0, 20, 40, 60, and 80 mM) aPect the Oryza sativa germinations?
IAESSHL7
New Syllabus
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How does accessibility to waste management facilities influence the segregation and disposal practices of recyclable and organic waste among students in a private school in Ottawa, Canada?
IAESSSL7
New Syllabus
How aware are different age groups in Rzeszów, Poland, regarding the effects of bottled water consumption?
IAESSSL6
New Syllabus
How does the proximity to an urban development site measured at different distances from the development site influence species diversity in the mangrove ecosystem of Qurum Nature Reserve in Oman, as assessed by the Simpson Diversity Index (SDI)?
IAESSHL7
New Syllabus
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How does government policies, with emphases on those based on religious beliefs, impact women’s inheritance in Casablanca?
IAGlobal Politics Engagement ActivityHL7
New Syllabus
In what measure do non-profit organizations (NGOs) succeed in advocating women’s rights in Afghanistan and the period following the Taliban Regime?
IAGlobal Politics Engagement ActivitySL6
New Syllabus
To what extent are non-violent resistance and social movements successful in limiting the logging of Old Growth forests and protecting Indigenous land rights in British Columbia?
IAGlobal Politics Engagement ActivityHL7
New Syllabus
How do fumes from varied non-degradable plastics dissolved in water affect the growth rate of Duckweed (Lemna minor) compared to fumes from biodegradable plastics?
IAESSSL7
New Syllabus
To what extent do non-governmental organizations (NGOs) influence government policy regarding climate change?
IAGlobal Politics Engagement ActivityHL7
New Syllabus
To what extent do the gaps within Dallas’s programs helping refugees to gain employment infringe on basic refugee rights?
IAGlobal Politics Engagement ActivitySL6
New Syllabus
How does the increase in rhinoceros (Diceros bicornis) poaching from 2011 to 2021 impact tourism in terms of revenue (millions) and number of tourists in South Africa?
IAESSHL6
New Syllabus
How effective was Oman’s engagement to the 2023 G20 in promoting its own agendas?
IAGlobal Politics Engagement ActivityHL7
New Syllabus
“How effectively do non-state actors resist government censorship in Angola?”
IAGlobal Politics Engagement ActivityHL7
New Syllabus
To what extent is public opinion of the civil society organiza)on ‘Letzte Genera)on’ relevant in the success of its climate-related civil disobedience ac)ons in North Rhine Westphalia, Germany?
IAGlobal Politics Engagement ActivitySL7
New Syllabus
How do generational groups (Generation Z, Millennials, X, and Baby Boomers) influence the level of environmental education among Peruvians measured by knowledge, attitudes, and practices?
IAESSSL7
New Syllabus
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How do altering salicylic acid concentrations (0.0%, 0.5%, 1.0%, 1.5%, 2.0%) affect the germination of Capsicum annuum longum seeds measuring the radicle length (mm) of the sprouts over 7 days?
IABiologySL6
New Syllabus
What is the effect of boiling in 100°C and filtering using the carbon filter on the hardness of tap water (mol/dm3) as measured using EDTA complexometric titration?
IAChemistryHL7
New Syllabus
What is the effect of increasing mass (2.0, 4.0, 6.0, 8.0 g) on the drag coefficient at terminal velocity as measured by the tracking of the position of the ball during free fall?
IAPhysicsHL7
New Syllabus
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What is the effect of increasing tension (25 N, 29 N, 33 N, 37 N, 41 N, 45 N, and 49 N) on the fundamental frequency of an electric guitar string as measured by analyzing the produced sound via a digital tuner?
IAPhysicsHL7
New Syllabus
How does the variety of Capsicum annuum L. (green bell pepper, yellow bell pepper, red bell pepper, red sweet long pepper) and Allium cepa L. (yellow onion, red onion, white onion) influence their vitamin C content in mg/100g, as measured by vegetable juice volume needed to titrate 2 ml of 0.1% DCPIP solution?
IABiologyHL7
New Syllabus
How does the concentration of 50ml of ethanol solution (15%, 30%, 45%, 60%, 75%) influence the cell membrane permeability of beetroot, measured by the absorption transmission of light (Au) using a colorimeter, for 10 minutes?
IABiologySL7
New Syllabus
What is the effect of the concentration (0%, 20%, 40%, 60%, 80%, 100%) of tea tree (Melaleuca alternifolia) oil on the growth of bacteria (non-pathogenic DH5- Alpha Escherichia coli) measured in the diameter of the inhibition zone around the paper disc?
IABiologySL7
New Syllabus
How does the distance from the city centre (1.3 km, 3.1 km, 4.1 km, 6 km, 7.1 km) affect the number of millimoles of the dissolved oxygen concentration in city ponds as measured by the Winkler Titration Method?
IAChemistrySL7
New Syllabus
How does a steel spring’s temperature (20.0, 40.0, 60.0, 80.0, 100.0°C) affect its spring constant as measured by the length of the spring’s extension from the position of equilibrium under applied uniform load?
IAPhysicsSL6
New Syllabus
What is the effect of increasing iron (III) chloride concentration (0 mg/L, 2mg/L, 4mg/L, 6mg/L, 8mg/L, 10mg/L) on the growth of duckweed (Lemna minor) in terms of change in number of leaves over 5 days?
IABiologyHL7
New Syllabus
What is the effect of the temperature (30, 40, 50, 60, 70 °C) on the buffering capacity (mol/dm3) of phosphate buffer, as measured using titration with 0.1 mol/dm3 HCl?
IAChemistrySL7
New Syllabus
What is the effect of increasing graphite content (50%, 55%, 60%, 63%, 71%, 74%, and 79%) on the electrical conductivity of the core of a pencil as measured by the resistance across the pencil’s ends?
IAPhysicsSL7
New Syllabus
What is the effect of cooking temperature (10, 25, 40, 55, 70 °C) of Ipomoea aquatica on its concentration of iron (II) ions, as measured by the titration volume of 0.002M potassium permanganate solution required to completely oxidize iron (II) ions in a solution of Ipomoea aquatica after cooking it for 10 minutes?
IAChemistrySL7
New Syllabus
How does the pKa value of certain weak acids present in food (2.85, 2.99, 3.13, 4.10, 4.76) affect the loss in mass of calcium carbonate (in grams, measured using an electronic balance, ±0.01 g), and how does the addition of sodium fluoride solution affect this reaction, keeping the concentration and temperature of the acid solutions and sodium fluoride solutions, the time taken for the reaction and the surface area of the calcium carbonate chips controlled?
IAChemistryHL7
New Syllabus
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How does the length of a beam (0.100 m, 0.125 m, 0.150 m, 0.175 m, 0.200 m, 0.225 m, 0.250 m) affect the sag (δ) produced as measured by adding a known mass?
IAPhysicsSL7
New Syllabus
How does the mass of a marble (0.0050, 0.0100, 0.0150, 0.0200, 0.0250 kg) affect its vertical terminal velocity in a water container when dropped from a constant height measured using video analysis software?
IAPhysicsHL7
New Syllabus
How does changing the current [3.0, 3.5, 4.0, 4.5, 5.0 A] in electrolysis affect the mass of products formed at the cathode in the electrolysis of copper and aluminium respectively?
IAChemistrySL7
New Syllabus
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How does the height to which water is filled in a bottle (5.50, 7.20, 8.90, 10.60. 12.30, 14.00, 15.70 cm) affect the volume of water lost (in cm^3 ) and hence the volumetric flow rate (in cm^3 s^-1 )?
IAPhysicsSL7
New Syllabus
What is the effect of the socio-economic development of European countries, as measured by the HDI, on the mortality rate from hypertensive heart disease within the older population (50+)?
IABiologyHL7
New Syllabus
What is the effect of changing temperatures (20, 40, 60, 80, 100 °C) on the amount of iodine remaining in iodized salt (in grams) after exposure to heat during cooking, as measured by an iodometric titration?
IAChemistryHL7
New Syllabus
How does the source of caffeine (Lipton Earl Grey, Lipton Yellow Label, Remsey Earl Grey, Milton Earl Grey Classic) affect its content (in g), determined using the DCM-facilitated separation funnel technique?
IAChemistryHL7
New Syllabus
How does the presence of earthworms influence the growth of stem in length [cm] of monocots (Avena sativa) and dicots (Phaseolus vulgaris) as measured by the mean height of the stem through 25 days?
IABiologySL6
New Syllabus
How does varying the temperature of a copper wire (25.0, 100.0, 125.0, 150.0, 175.0, 200.0 °C) impact its resistance (Ω) measured by a multimeter (200 Ω) and an infrared thermometer?
IAPhysicsHL7
New Syllabus
24/24: Influence of Invertase Concentration on Sucrose Hydrolysis Rates in Kombucha Fermentation
IAChemistrySL7
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