QUBES will have scheduled maintenance work beginning on Wednesday, June 26, 2024, 4pm ET/1pm PT. The platform will operate normally for most of the day, except for an extended outage period lasting no more than 4 hours. 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
    2008-Luis_San_Andrés-Dynamic Response of Second Order Mechanical Systems with Viscous Response Forces
    Walk through the cases in context of second order linear constant coefficient differential equation with driving function

    Keywords: driving functionviscousmechanical system

    77

    views

    32

    downloads

    0

    comments

    0

    adaptations

    4-050-ResonanceBeats-ModelingScenario
    We study what can happen when a pure oscillator (no damper) is driven by a forced vibration function which has the same or close to the same natural frequency as the system it is driving.

    Keywords: Spring 2020 workshopvibrationtuningdriverresonanceforced vibrationundampedbeatsnaturl frequency

    149

    views

    172

    downloads

    0

    comments

    0

    adaptations

    3-105-FrequencyResponse-ModelingScenario
    We describe the frequency response to a second order differential equation with a driving function as the maximum steady state solution amplitude and perform some analyses in this regard.

    Keywords: transient dynamicscircuitspring massdriverfrequency responseamplitudesteady state

    163

    views

    165

    downloads

    0

    comments

    0

    adaptations

    3-110-MilitarySpringMassApplication-ModelingScenario
    The is a collection of different scenarios for the shock system of a trailer. In each scenario, students will transform the shock system of a trailer into a second-order differential equation,...

    Keywords: dampingresonancebeatsspring-mass systemLaplace TransfomDirac Delta function

    160

    views

    111

    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

    384

    views

    888

    downloads

    0

    comments

    0

    adaptations

    Green Design: How do Leaf Structures Optimize Photosynthesis and Promote Survival?
    One of the major learning objectives established by the American Society of Plant Biologists and the Botanical Society of America has students answer the question: How do plant structures enable...

    Keywords: photosynthesisepidermal layerleaf anatomymesophyllpalisade parenchymaplant anatomyplant structure functionspongy parenchymaStomata

    2240

    views

    675

    downloads

    0

    comments

    0

    adaptations

    Using Synthetic Biology and pClone Red for Authentic Research on Promoter Function: Genetics (analyzing mutant promoters)
    Students often memorize the definition of a transcriptional promoter but fail to fully understand the critical role promoters play in gene expression.  This laboratory lesson allows students...

    Keywords: bacteriasynthetic biologygene regulationtranscriptionstudent researchcentral dogmacloningpromoterreporter gene/protein

    2780

    views

    667

    downloads

    0

    comments

    0

    adaptations

    3-064-GearTrain-ModelingScenario
    Students model an input-output mechanical system of gears with a second order, non-homogeneous, ordinary differential equation with constant coefficients. The model incorporates friction and...

    Keywords: frictiongearspur geargear traintorquegear ratioangular accelerationangular velocitymoment of inertiadouble reduction gear

    156

    views

    157

    downloads

    0

    comments

    0

    adaptations

    Piwi Matters
    This case focuses on understanding structure and function relationships in Piwi, a protein that is critical for germline stem cell function and development of eggs in the fruit fly ovary.

    Keywords: Stem cellsmolecular visualization and analysis3D protein structure /function analysisPiwiPDBMolecular Case Study

    1296

    views

    554

    downloads

    0

    comments

    1

    adaptations

    Nature’s Flying Machines: The Evolutionary Relationship of Avian Form & Function
    In this series of activities, birds will be used as the model organism. The modules examine the connections between body form and function over time by investigating the relationship between avian...

    Keywords: evolutionary ecologyCommunity Ecology

    1163

    views

    1545

    downloads

    0

    comments

    0

    adaptations

    Do urban yards serve as a refuge for native land snail species?
    This module contains a series of take-home activities to prepare students to analyze their own dataset collected in lab.

    Keywords: urban ecosystemsrefugia from habitat lossgroup homework

    2255

    views

    2720

    downloads

    0

    comments

    0

    adaptations

    Evolution in Darwin's Finches: Using Darwin's Theory of Evolution by Natural Selection postulates to evaluate evidence of evolution
    Students evaluate evidence for evolution of Darwin's finches using authentic research data sets collected by Peter and Rosemary Grant.
    2396

    views

    2526

    downloads

    0

    comments

    0

    adaptations

    Louse Genetics, Genomics, and Gene Function...Oh My!
    In this module, students will be investigating a louse gene with an unknown function to determine if it might be important in the evolution of the louse ecomorphs.

    Keywords: parasitesgenomicsgene sequence analysisFunctional Genomics

    1505

    views

    636

    downloads

    0

    comments

    0

    adaptations

    A Momentum-First Approach to Newton’s Second Law
    Students frequently struggle with seeing the connection between forces and motion in introductory physics. This lesson is part of a combined momentum and kinematics unit that first teaches...

    Keywords: group workMomentumNewton's Laws

    560

    views

    62

    downloads

    0

    comments

    0

    adaptations

    2017-David_Morin-Oscillations
    So needless to say, an understanding of oscillations is required for an understanding of waves.

    Keywords: dampingfrequency responseresonanceoscillationbeatsunderdampingharmonic oscillatorsover dampingcritical damping

    115

    views

    58

    downloads

    0

    comments

    0

    adaptations

    Investigating the Drivers of Western Monarch Decline Using Partial Least Squares Regression
    In this lesson, students will explore the drivers of the western monarch butterfly decline. Students will compare the effects of climate factors and land use factors on the western monarch...

    Keywords: RStudiomultivariate analysisMonarch butterfliesPartial Least Squares Regression

    309

    views

    309

    downloads

    0

    comments

    0

    adaptations

    Do urban yards serve as a refuge for native land snail species?
    This module contains a series of take-home activities to prepare students to analyze their own dataset collected in lab.

    Keywords: urban ecosystemsrefugia from habitat lossJMP

    908

    views

    92

    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

    4229

    views

    649

    downloads

    0

    comments

    0

    adaptations

    2008-Brian_Winkel-Fourier_Series-Optimization_Opportunity
    We discuss the introduction of Fourier series as an immediate application of optimization of a function of more than one variable.

    Keywords: optimizationdiscoveryFourierFourier seris

    133

    views

    43

    downloads

    0

    comments

    0

    adaptations

    Louse and Human Coevolution
    This module examines the complicated co-evolution of Lice, Humans, and Great Apes

    Keywords: phylogeneticsBiodiversityparasitesCoevolutionhuman evolution

    1801

    views

    1720

    downloads

    0

    comments

    0

    adaptations

    Close

    Home

    Search