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

Text Search:
Applied Filters
    1980-Peastrel-Lynch-Armenti-Terminal velocity of a shuttlecock in vertical fall
    We have performed a straightforward vertical fall experiment for a case where the effects of air resistance are important and directly measurable.
    158

    views

    38

    downloads

    0

    comments

    0

    adaptations

    2017-Ole_Witt-Hansen-Examples Of Differential Equations In Physics
    This is an article from the author’s homepage. The work contains fundamental and basic background and derivation of the differential equation models for a number of phenomena.
    135

    views

    62

    downloads

    0

    comments

    0

    adaptations

    2015-Pendrill-Eager-Free fall and harmonic oscillations analyzing trampoline jumps
    In this work, the motion on a trampoline is modelled by assuming a linear relation between force and deflection, giving harmonic oscillations for small amplitudes.
    96

    views

    58

    downloads

    0

    comments

    0

    adaptations

    1999-F_Brauer-What_Goes_Up_Must_Come_Down
    It is natural to ask whether a particle propelled upwards takes longer to fall to earth from its maximum height than it takes to rise to this maximum height for frictional forces that are nonlinear...
    94

    views

    34

    downloads

    0

    comments

    0

    adaptations

    3-070-FallingInWater-ModelingScenario
    We model a small canister with ballast to keep it vertical as it falls through water in a graduated cylinder filled with water. We suggest several models in terms of resistance due to the media and...
    213

    views

    156

    downloads

    0

    comments

    0

    adaptations

    1980-Peastrel-Lynch-Armenti-Terminal_velocity_of_a_shuttlecock_in_vertical_fall
    This paper offers a set of data on a falling shuttlecock (the moving object in badminton) in air. How the authors collected the data is described fully and can be replicated easily by modern...
    124

    views

    32

    downloads

    0

    comments

    0

    adaptations

    2014-Murillo-EtAl-Vertical Transmission in a Two-Strain Model of Dengue Fever
    The model is used to show that lower transmission rates of DENV-2 Asian are sufficient for displacing DENV-2 American in the presence of vertical transmission.
    88

    views

    44

    downloads

    0

    comments

    0

    adaptations

    9-152-HorizontalBeam-ModelingScenario
    This scenario is designed to lead students to discover a differential equation that models the vertical deflection of a horizontal beam under different boundary conditions.
    139

    views

    117

    downloads

    0

    comments

    0

    adaptations

    3-101-SpringMassFirstTry-NoResistance-ModelingScenario
    Students build a model based on their perceptions of what the solution should look like for a simple spring mass system with no damping.
    240

    views

    291

    downloads

    0

    comments

    0

    adaptations

    3-102-SpringMassDamped-ModelingScenario
    Students build a model based on their perceptions of what the solution should look like for a simple spring mass system with damping.
    182

    views

    130

    downloads

    0

    comments

    0

    adaptations

    Circle Train Problem TCM 2018_Hernandez.pdf - Google Drive
    In this math modeling lesson, students build mathematical models for the horizontal and vertical position of a train moving along a circular track. The math topics includes transformations of...
    1028

    views

    179

    downloads

    0

    comments

    0

    adaptations

    2002-Chai-Optimal initial angle to fire a projectile
    Assume a projectile is fired without air resistance and lands at a height y above its initial vertical position. What is the optimal initial angle of firing to maximize the horizontal distance...
    89

    views

    38

    downloads

    0

    comments

    0

    adaptations

    5-014-TwoSpringMass-ModelingScenario
    We ask students to build a Free Body Diagram for a vertical two mass situation in which the two masses are held fixed at the tip and at the bottom. The mass holds the springs together at the join...
    159

    views

    125

    downloads

    0

    comments

    0

    adaptations

    Circle Train Math Modeling Task
    This math modeling task is appropriate for high school Precalculus students. The students use their knowledge of transformations of trigonometric functions to create models for horizontal and...
    951

    views

    326

    downloads

    0

    comments

    0

    adaptations

    2014-Groetsch-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...
    106

    views

    35

    downloads

    0

    comments

    0

    adaptations

    3-020-ChordPathTime-ModelingScenario
    Using Newton's Second Law of motion we can determine the time it takes for a mass to slide along a chord of a vertical circle from high point to any point along the circle. Initially, the result is...
    169

    views

    96

    downloads

    0

    comments

    0

    adaptations

    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...
    89

    views

    38

    downloads

    0

    comments

    0

    adaptations

    Survey Findings: Exploring Open Education Fall 2022 LC
    Survey findings for the learning community (LC), Exploring Open Education Practices and Pedagogy (Spring 2022), facilitated by Drs. Carlos Goller (North Carolina State University) and Melanie...

    Keywords: evaluation

    230

    views

    59

    downloads

    0

    comments

    0

    adaptations

    Survey Findings:: Social Justice Dialogues in STEM Education Fall 2022 LC
    Survey findings for the learning community (LC), Social Justice Dialogues in STEM Ed, facilitated by Drs. Desiree Forsythe (Chapman University) and Megan Jones (University of Rhode Island) – with...

    Keywords: evaluation

    276

    views

    56

    downloads

    0

    comments

    0

    adaptations

    Box-of-Lessons Review, Fall 2022 - YouTube
    This video described the working group activities for BIOME Institute 2022 - Fall working group
    1019

    views

    185

    downloads

    0

    comments

    0

    adaptations