You are here: Home / Resources / Browse Resources

Open. Adaptable. Free.

Resources created by our members and partners.

The QUBES platform hosts hundreds of teaching materials, reference materials, and cloud-based software free to use and adapt using open Creative Commons licenses.

Text Search:
Applied Filters
    2014-C_W_Groetsch-S_A_ Yost-Vertical Projection_in_a_Resisting_Medium_Revelations_on_Observations_of_Mersenne
    This article, inspired by a 17th-century woodcut, validates empirical observations of Marin Mersenne (1588–1648) on timing of vertically-launched projectiles for a general mathematical model of...

    Keywords: resistanceprojectile motionprojectilefluidMersenne

    116

    views

    40

    downloads

    0

    comments

    0

    adaptations

    Follow the Sulfur: Using Yeast Mutants to Study a Metabolic Pathway
    Students are frequently overwhelmed by the complexity of metabolic pathways and they think they have "learned" the pathway when they have memorized the individual reactions.  This...

    Keywords: SelectionyeastMetabolismcysteinemediamethioninemutantPathwaysulfur

    2409

    views

    596

    downloads

    0

    comments

    0

    adaptations

    9-020-HeatDiffusion-ModelingScenario
    This project guides students through experimental, analytical, and numerical techniques for understanding the heat (diffusion) equation with nonhomogeneous boundary conditions. In particular,...

    Keywords: laboratoryDiffusionheat

    196

    views

    385

    downloads

    0

    comments

    0

    adaptations

    5-040-TunedMassDamper-Part-I-Modeling Scenario
    We offer an opportunity to build mathematical models to mitigate dangerous displacements in structures using structural improvements called Tuned Mass Dampers. We model the motion of the original...

    Keywords: structurespring-mass-dashpotspring massearthquakevibrationtuned mass tunerrestoring forcecontroldampe

    457

    views

    1081

    downloads

    0

    comments

    0

    adaptations

    2017-Zhang-Wang-Study on public opinion propagation in self media age based on time delay differential model
    We establish the Logistic equation, introduce the operator time delay differential equation, and finally establish the improved delay differential equation, which can describe the propagation trend...

    Keywords: propagationpubic opinionNetwork public opinionpropagation lawself-mediaXiongan New Area

    125

    views

    63

    downloads

    0

    comments

    0

    adaptations

    2009-G_Recktenwald-Tank Draining Exercise
    This paper describe deep mathematics, including differential equations concerned with modeling the draining of tank and the shape of the water coming out the bore hole at the bottom of the tank of...

    Keywords: laboratorytankLabViewBermoulli equationempty drainingcolumn of liquidpressure

    140

    views

    47

    downloads

    0

    comments

    0

    adaptations

    2008-Chernyshov-EtAl-The Problem of Modelling of Economic Dynamics in Differential Form
    The authors have tried to analyze procedures of the construction of differential equations that are employed for modeling of macroeconomic processes. The results prove to be rather unexpected.

    Keywords: Fredholm integral equation ofLeontief’s modelmacroeconomic processes

    112

    views

    31

    downloads

    0

    comments

    0

    adaptations

    Bringing Pasteur Back to Life: Studying the Biochemistry of Yeast Fermentation Through Discussion Groups and an At-Home Lab
    This hands-on, student-centered biochemistry lesson introduces beginner biochemistry students to the techniques of effectively reading and discussing primary literature, identifying fundamental...

    Keywords: primary literatureexperimentationyeastMetabolismFermentationRespirationequilibrium

    3402

    views

    232

    downloads

    0

    comments

    0

    adaptations

    Using Place-Based Economically Relevant Organisms to Improve Student Understanding of the Roles of Carbon Dioxide, Sunlight, and Nutrients in Photosynthetic Organisms
    Biology students require broad preparation for diverse careers including agriculture, natural resource management, and laboratory research. Concurrent with this need, employers are seeking...

    Keywords: energyphotosynthesisbiomass

    3743

    views

    403

    downloads

    0

    comments

    0

    adaptations

    1-100-EngineeringDemographics-ModelingScenario
    Students show how models can be used to examine social issues. The students examine three different models and use numerical methods to apply each model to demographic data for the percentage of...

    Keywords: logisticpopulationImproved Euler MethodGompertzdemographicswomenautonomous

    296

    views

    166

    downloads

    0

    comments

    0

    adaptations

    3-010-EnergyInSpringMassSystem-ModlingScenario
    As a way to synthesize the effects of damping and forcing terms, this activity is meant to encourage students to explore how different forcing terms will change the total energy in a mass-spring...

    Keywords: energymass-spring systemkinetic energypotential energytotal energy

    253

    views

    173

    downloads

    0

    comments

    0

    adaptations

    Gibb’s Free Energy and the Nature of Chemical Reactions
    This module introduces Gibb’s Free Energy in the context of understanding the nature of chemical reactions. It is intended for an introductory biology audience.

    Keywords: ExponentsLogarithmsRatiosexponential equationsSequencesCell StructureOpenStaxCell Growthgeometric equations

    1008

    views

    518

    downloads

    0

    comments

    0

    adaptations

    3-067-RLCSeriesCircuit-ModelingScenario
    In this validation-oriented setup, the second order linear ordinary differential governing equation of a small signal RLC series AC circuit is solved analytically, and the results are compared with...

    Keywords: resistanceMultisimcircuitRLC circuitinductancecapacitancecimulationgoverning equation

    296

    views

    207

    downloads

    0

    comments

    0

    adaptations

    3-092-WirelessPower-ModelingScenario
    We present an engineering application (wireless power transmission) modelled by a coupled system of two linear second-order differential equations with constant coefficients. One equation is...

    Keywords: DESMOSwireless power transmissionelectric circuitsKirchhoff's Voltage Law

    397

    views

    230

    downloads

    0

    comments

    0

    adaptations

    1-057-FiguringFluidFlow-ModelingScenario
    We propose three differential equations models for the height of a column of falling water as the water exits a small bore hole at the bottom of the cylinder and ask students to determine which...

    Keywords: dischargetankTorricelli's LawConservation of Energyfluid flowheightliquid

    218

    views

    146

    downloads

    0

    comments

    0

    adaptations

    A simple way for students to visualize cellular respiration: adapting the board game MousetrapTM to model complexity
    Lecture-based introductory biology courses are typically content-heavy as instructors strive to provide students with foundational knowledge in a broad range of topics.  One topic...

    Keywords: ATPGlycolysisCellular RespirationElectron Transport ChainKrebs Cycle

    4344

    views

    682

    downloads

    0

    comments

    0

    adaptations

    Healing the scars: Tropical rainforest carbon cycling. Does it matter which tree species you plant?
    This online module explores how differences in traits of tropical tree species translate into differential effects on the carbon cycle, integrating ecological information across scales and the...

    Keywords: climate changecarbon cyclingtropical biology4DEE Frameworkforest restorationtropical tree speciessoil carbon

    362

    views

    111

    downloads

    0

    comments

    0

    adaptations

    Energy Absorbed from Light During Photosynthesis
    This module introduces how energy absorption from light is affected by the wavelengths in the context of understanding photosynthesis. It is intended for an introductory biology audience.

    Keywords: plant physiologyRatiosphotosynthesishyperbolic equationsOpenStax

    1214

    views

    245

    downloads

    0

    comments

    0

    adaptations

    Food, Energy and Water Learning Modules (FEWLM) Workbooks
    FEWLM is a low-cost inquiry-based interdisciplinary STEM prototypical curriculum built on Next Generation Science Standards, systems thinking and informed engineering design pedagogy.

    Keywords: K-12inquiry-based learningNext Generation Science StandardsSystem Thinking

    1072

    views

    226

    downloads

    0

    comments

    0

    adaptations

    Balancing Chemical Equations Using Matrix Algebra
    This Excel workbook introduces using matrix algebra to balance chemical reactions. The workbook allows the user to set up their own matrices for chemical reactions involving 2-7 elements.

    Keywords: chemical reactionsInverse matrix methodmatrix algebra

    88

    views

    7

    downloads

    0

    comments

    0

    adaptations

    Close

    Home

    Search