QUBES will have scheduled maintenance work on Tuesday, December 17, 2024, beginning sometime between 5 pm PST and 11:59 pm PST, with downtime lasting approximately 30 minutes. All running tool sessions will expire during the maintenance window. Please plan accordingly and we do apologize for any inconvenience. close

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
    3-061-ChemEngApps-ModelingScenario
    Students go through a chemical engineering problem: calculate concentration profile of cyclohexane within a catalyst pellet by solving a second order linear differential equation; then analyze the...

    Keywords: Spanishporous mediumcatalyisiscyclohexenehydrogeldehydrogenationhyperbolic trig functions

    916

    views

    1210

    downloads

    0

    comments

    0

    adaptations

    2011-W_Wood-Squigonometry
    The differential equations used to define a unit circle, namely x’(t) = - y(t), y’(t) = (t), x(0) = 1, y(0) = 0 are generalized to produce interesting functions which...

    Keywords: Trigonometric Functionscirclesquigonometryinverse functiontrigonmetry

    171

    views

    71

    downloads

    0

    comments

    0

    adaptations

    2011-W_Wood-Squigonometry
    The differential equations used to define a unit circle, namely x’(t) = - y(t), y’(t) = x(t), x(0) = 1, y(0) = 0 are generalized to produce interesting functions which...

    Keywords: TrigonometryTrigonometric Functionsparametric equationscirclesinecosinesquigonometryinverse function

    157

    views

    34

    downloads

    0

    comments

    0

    adaptations

    4-036-AltitudeDependentGravity-ModelingScenario
    When projectiles are way above Earth's surface gravity's changes become important when dealing with projectiles at high altitudes. We lay out an approach for such a case which is a second-order...

    Keywords: agravityprojectilelinearizationltitufealtitude

    216

    views

    249

    downloads

    0

    comments

    0

    adaptations

    2016-I-Liang_Chern-Mathematical Modeling_and_Ordinary_Differential_Equations
    We let the author's Table of Contents speak for itself.

    Keywords: differential equationsmodelingtextbook

    224

    views

    55

    downloads

    0

    comments

    0

    adaptations

    Antibody Binding
    This module introduces the Scatchard equation in the context of understanding antigen binding and the properties of antigens. It is intended for an introductory biology audience.

    Keywords: linear equationshyperbolic equationsCellular Processes

    1279

    views

    215

    downloads

    0

    comments

    0

    adaptations

    Chemoreception
    This module introduces the probability of cell and molecule collisions in the context of understanding chemoreception. It is intended for an introductory biology audience.

    Keywords: linear equationshyperbolic equationsCellular ProcessesChemoreception

    873

    views

    175

    downloads

    0

    comments

    0

    adaptations

    Enzymes and the Rate of Chemical Reactions
    This module introduces rates of reactions in the context of understanding how enzymes affect chemical reactions. It is intended for an introductory biology audience.

    Keywords: calculushyperbolic equationsCellular Processesrates of change

    1758

    views

    519

    downloads

    0

    comments

    0

    adaptations

    Hemoglobin Evolution
    This module introduces equations describing blood viscosity and oxygen transport in the context of understanding the evolution of red blood cells. It is intended for an introductory biology audience.

    Keywords: calculushyperbolic equationsAnimal Physiologyparabolic equationsmaxima

    1064

    views

    196

    downloads

    0

    comments

    0

    adaptations

    Plant Cell Expansion and Plant Hormones
    This module introduces the cell enlargement model in the context of understanding plant hormones' effects. It is intended for an introductory biology audience.

    Keywords: plant physiologyhyperbolic equationsplant hormonescell enlargement

    980

    views

    219

    downloads

    0

    comments

    0

    adaptations

    9-030-WaterHammer-ModelingScenario
    We develop and apply a numerical algorithm that solves a system of two nonlinear partial differential equations (PDEs) that describes the time evolution of the water hammer phenomenon.

    Keywords: Stock and Flow modelhyperbolic equationsfinite differenceswater hammerhydrodynamicscompressibilitywave celerity

    203

    views

    156

    downloads

    0

    comments

    0

    adaptations

    Cell Division and the Presence of a Growth Factor
    This module introduces exponential growth, the Michaelis-Menten, and Lineweaver-Burk equations in the context of understanding how growth factors influence cell division. It is intended for an...

    Keywords: exponential equationshyperbolic equationsCell StructureCell Growthgrowth factor

    898

    views

    189

    downloads

    0

    comments

    0

    adaptations

    Diffusion Through a Cell Membrane
    This module introduces rates of diffusion in the context of understanding simple and facilitated diffusion through the cell membrane. It is intended for an introductory biology audience.

    Keywords: linear equationscalculushyperbolic equationsCellular Processesrates of change

    1032

    views

    243

    downloads

    0

    comments

    0

    adaptations

    Muscle Contraction
    This module introduces equations around muscle force in the context of understanding the Sliding Filament Model. It is intended for an introductory biology audience.

    Keywords: plottinghyperbolic equationsOpenStaxAnimal Physiology

    883

    views

    176

    downloads

    0

    comments

    0

    adaptations

    Nastic Movements in Plants
    This module introduces an osmotic model in the context of understanding plants' capability of rapidly adapting to changes in their environment. It is intended for an introductory biology audience.

    Keywords: plant physiologyhyperbolic equationsOpenStaxinterpreting modelsnastic movements

    1145

    views

    346

    downloads

    0

    comments

    0

    adaptations

    Translocation of Nutrients in the Phloem: Poiseuille's Equation
    This module introduces the Poiseuille equation in the context of understanding nutrient flow in plant cells. It is intended for an introductory biology audience.

    Keywords: plant physiologycalculushyperbolic equationsrates of change

    1197

    views

    240

    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

    1317

    views

    283

    downloads

    0

    comments

    0

    adaptations

    Neighborhood Fences and Gates
    This classroom modeling project targets the competency of proposing functions that meet certain properties and features, which is part of many modeling processes. It is suitable for high school or...

    Keywords: function fittingcultural context

    1918

    views

    443

    downloads

    0

    comments

    0

    adaptations

    Spreadsheet Tutorial 1 -- Formulae, Functions, and Averages | HHMI BioInteractive
    This introduction to spreadsheet programs describes the basic organization of a worksheet, how to organize and format your data, how to perform simple mathematical calculations, how to use built-in...

    Keywords: Resources @ HHMI - BioInteractivesummary statisticsScientific ProcessScientific MethodologyHigh School

    1824

    views

    480

    downloads

    0

    comments

    1

    adaptations

    8-002-TrigSumRepresentation-TechniqueNarrative
    Students discover how to represent functions as sums of trigonometric functions and the value of such representations in many fields. This is an introduction to the study of Fourier Series.

    Keywords: estimationTrigonometryTrigonometric Functionssum of square errorsfinite sumFourier seriesFouriere sumspectrumapproximatiopn

    430

    views

    921

    downloads

    0

    comments

    0

    adaptations

    Close

    Home

    Search