Text Search:
Applied Filters
    Stream Discharge Module (Project EDDIE)
    Stream discharge is a fundamental measure of water supply in stream systems. Low discharge may cause problems with water supply and fish passage, while high discharge may mean flooding. In this...
    1270

    views

    342

    downloads

    0

    comments

    1

    adaptations

    Species Range Over Space and Time
    In this module, students use data from natural history collections to look at range shifts related to climate variables over different time periods.
    3428

    views

    1404

    downloads

    0

    comments

    0

    adaptations

    1-052-SaltWaterTanks-ModelingScenario
    We offer three mixing problems, of increasing order of difficulty, in which salt is coming into a tank of water and upon instantaneous mixing is leaving the tank.

    Keywords: salttankmixing

    229

    views

    212

    downloads

    0

    comments

    0

    adaptations

    5-025-SaltCompartments-ModelingScenario
    Model a phenomena in which salt mixtures from two tanks are mixed using several strategies.
    221

    views

    120

    downloads

    0

    comments

    0

    adaptations

    2010-Kar-Chakraborty-Bioeconomic_modelling_of_a_prey_predator_system_using_differential_algebraic_equations
    We propose a biological economic model based on prey-predator dynamics where the prey species are continuously harvested and predation is considered with type II functional response.
    140

    views

    33

    downloads

    0

    comments

    0

    adaptations

    Dynamic Daphnia: An inquiry-based research experience in ecology that teaches the scientific process to first-year biologists
    This authentic research experience lesson teaches the core concept of systems and the competencies of quantitative reasoning, communication, and the ability to apply science. The research is...
    2084

    views

    395

    downloads

    0

    comments

    0

    adaptations

    1986-Istvan_Gyori-Connections between compartment systems pipes and integro-differential equations
    In this paper we give the mathematical description of models in which the mass transport between compartments requires a given definite time or transit times are distributed according to given...
    178

    views

    39

    downloads

    0

    comments

    0

    adaptations

    1992-Jude_Sommerfeld-More Applied Math Problems on Vessel Draining
    From a chemical engineering point of view emptying processing and storage tanks is important and this article considers many issues and shapes of containers. The main interest is in the total time...
    98

    views

    41

    downloads

    0

    comments

    0

    adaptations

    Field sketching, geomorphic data, and the power of perspective
    Sketching is a powerful tool to capture observations about the landscape and preserve a picture of a field site at a particular time. At the same time, our perspectives, be they disciplinary,...
    797

    views

    258

    downloads

    0

    comments

    0

    adaptations

    1-032-WordPropagation-ModelingScenario
    This activity is a gentle introduction to modeling via differential equations. The students will learn about exponential growth by modeling the rate at which the word jumbo has propagated through...
    609

    views

    469

    downloads

    0

    comments

    0

    adaptations

    1-041-AirToTop-ModelingScenario
    One common rule taught to SCUBA divers is to ascend no faster than thirty feet per minute. In this project we will examine safe variable ascent rates, time required for a safe ascent using variable...
    291

    views

    92

    downloads

    0

    comments

    0

    adaptations

    6-028-SaltCompartments-ModelingScenario
    Model a phenomena in which salt mixtures from two tanks are mixed with changing volumes of water.
    196

    views

    115

    downloads

    0

    comments

    0

    adaptations

    1-107-ClothDry-ModelingScenario
    We build a mathematical model for the rate of drying in a wet cloth while hanging in air. A model can be based on underlying physical principles (analytic) or based on observations and reasoned...
    172

    views

    161

    downloads

    0

    comments

    0

    adaptations

    CourseSource 2.0: Finding high quality field-tested OERs, publishing evidence-based teaching activities, and promoting community collaborations.
    Workshop materials related to the CourseSource platform. Presented at the the 2021 BIOME Institute.
    819

    views

    507

    downloads

    0

    comments

    0

    adaptations

    Discrete Math Modeling with Biological Applications (Course Materials)
    These are the materials for Math 214 offered at Rhodes College.
    1161

    views

    1383

    downloads

    0

    comments

    0

    adaptations

    Working with plant phenology data and fitting a nonlinear model using least squares in R
    A participatory live-coding lesson on working with NEON phenology data and fitting a sine-wave model to determine when different species get and lose their leaves.
    2959

    views

    2045

    downloads

    0

    comments

    0

    adaptations

    Climate Change
    This video describes the basic science of climate change. How do we know about climate in the past? What are humans interfering with? How can we make predictions about what will happen in the future?
    1055

    views

    219

    downloads

    0

    comments

    0

    adaptations

    Freezer Full of Fossils v2.0
    The Long Term Evolution Experiment started by Dr. Richard Lenski provides a rich dataset to help students explore concepts of fitness, replication, and adaption.
    2023

    views

    856

    downloads

    0

    comments

    0

    adaptations

    The Tentative Nature of Science
    This part focuses on the tentative nature of science
    291

    views

    238

    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...
    121

    views

    63

    downloads

    0

    comments

    0

    adaptations