72 citations · 425 across the 38 of their papers we have counts for
40 papers
Multiple harmonics from a hand-struck tube: a simple and precise measurement of the speed of sound
Francisco Echegorri, Martin Monteiro, Cecilia Stari +1
The speed of sound in air can be determined from the resonance frequencies of the harmonic waves inside a thin cylindrical tube. A pressure wave is generated in the tube by strikin…
Uniform and Accelerated Circular Motion with a Smartphone: A No-Code, AI-Generated Browser Laboratory
Josep Ll. Suñer, Francisco M. Muñoz-Pérez, Juan C. Castro-Palacio +4
Smartphones have become a standard measurement instrument in the physics laboratory. Their built-in accelerometers, gyroscopes, magnetometers, and cameras have been used to investi…
Enhancing Kinematics Understanding Through a Real-Time Graph-Based Motion Video Game
Mateo Dutra, Marcos Abreu, Martín Monteiro +4
Kinematics is a core topic in early physics courses, yet students often struggle to interpret motion and its graphical representations. To tackle these difficulties, we developed M…
Revisiting the displacement current: Two key examples showing when and why it can be neglected
Alvaro Suarez, Arturo C. Marti, Martín Monteiro
This work explores the role of the displacement current in systems beyond capacitors, focusing on coaxial cables and resistors with alternating currents. Although its contribution,…
Light intensity does not always decay with the inverse of the square of the distance: an open-inquiry laboratory
Cecilia Stari, Marcos Abreu, Martín Monteiro +1
The square inverse law with distance plays an important role in many fields of physics covering electromagnetism, optics or acoustics. However, as every law in physics has its rang…
Magnetic field of a linear octupole
E. Arribas, I. Escobar, R. Ramirez-Vazquez +4
We measure the magnetic field produced by a linear octupole formed by four magnets placed in such a way that both their magnetic moments and their quadrupole moments cancel each ot…
Cooling of an objetct by forced convection
Mateo Dutra, Martin Monteiro, Arturo C. Marti
We present an experiment on forced convection where a previously heated object is cooled under the effect of a controlled stream of air. We consider a square copper plate in which…
The Circular Atwood Machine
Martín Monteiro, Cecilia Stari, Arturo C. Marti
The Atwood Machine, a classic apparatus in physics education, has historically been pivotal in demonstrating Newtonian mechanics, specifically Newton's Second Law. This study intro…
RLC series circuit made simple and portable with smartphones
Ives Torriente-García, Arturo C. Martí, Martín Monteiro +3
This article presents a novel method for studying RLC series circuits using two smartphones, one used as a signal generator and the other as an oscilloscope. We measure the voltage…
Utilizing smartphone sensors for accurate solar irradiance measurement and educational purposes
José Luis Di Laccio, Andrés Monetta, Rodrigo Alonso-Suárez +2
The global transition towards cleaner and more sustainable energy production is a major challenge. We present an innovative solution by utilizing smartphone light sensors to measur…
Seeing the invisible: convection cells revealed with thermal imaging
Renzo Guido, Mateo Dutra, Martín Monteiro +1
Fluid instabilities are ubiquitous phenomena of great theoretical and applied importance. In particular, an intriguing example is the thermocapillary or Bénard-Marangoni instabilit…
Experimenting with RC and RL series circuits using smartphones as signal generators and oscilloscopes
Ives Torriente-García, Francisco M. Muñoz-Pérez, Arturo C. Marti +3
Simple, portable and low-cost experiments as RC and RL series circuits are proposed to experiment with DC circuits. Very common elements are used: a few electronics components (res…
A home-lab to study uncertainties using smartphone sensors and determine the optimal number of measurements
Martin Monteiro, Cecilia Stari, Arturo C. Marti
We present a home-lab experimental activity, successfully proposed to our students during covid19 pandemic, based on \textit{state-of-the-art} technologies to teach error analysis…
A home-lab experiment: resonance and sound speed using telescopic vacuum cleaner pipes
Martin Monteiro, Cecilia Stari, Arturo C. Marti
We propose a home laboratory in which a telescopic vacuum cleaner pipe and a smartphone are used to investigate sound speed and acoustic resonance. When the pipe is hit or the hand…
Mobile Devices and Sensors for Physics Teaching
Martin Monteiro, Arturo C. Marti
This Resource Letter provides a guide to the literature on teaching experimental physics using sensors in tablets, smartphones, and some specialized devices. After a general discus…
Differences in the attitudes and beliefs about science of students in the physics-mathematics and life sciences areas and their impact on teaching
Alvaro Suarez, Daniel Baccino, Martin Monteiro +1
For this study, we compared the attitudes and beliefs about science of physical science (physics and mathematics) and life science (biochemistry and biology) students at the beginn…
How far away is infinity? An electromagnetic exercise to develop intuition regarding models
Alvaro Suarez, Martin Monteiro, Mateo Dutra +1
The estimation of the electric field in simple situations provides an opportunity to develop intuition about the models used in physics. We propose an activity aimed at university…
What are the attitudes and beliefs about Science of the Physics teachers and future Physics teachers in Uruguay?
Álvaro Suárez, Daniel Baccino, Martín Monteiro +1
We investigated the epistemological conceptions of the uruguayan Physics teachers and future Physics teachers through the application of the CLASS test (Colorado Learning Attitudes…
Bernoulli's muddle: a research on students' misconceptions in fluid dynamics
Alvaro Suarez, Mateo Dutra, Martin Monteiro +1
Bernoulli's equation, which relates the pressure of an ideal fluid in motion with its velocity and height under certain conditions, is a central topic in General Physics courses fo…
When the quarter jumps into a cup (and when it does not)
Mateo Dutra, Álvaro Suárez, Martín Monteiro +1
While Bernoulli's equation is one of the most frequently mentioned topics in Physics literature and other means of dissemination, it is also one of the least understood. Oddly enou…
Using mobile-device sensors to teach students error analysis
Martin Monteiro, Cecilia Stari, Cecilia Cabeza +1
Science students must deal with the errors inherent to all physical measurements and be conscious of the need to expressvthem as a best estimate and a range of uncertainty. Errors…
Inconsistencies and errors in traditional approaches to energy in our introductory courses
Alvaro Suarez, Daniel Baccino, Arturo C. Marti +1
We present a critical analysis of the classical approaches to energy subjects, based on the work-energy theorem and the conservation of mechanical energy proposed in the courses of…
A student experiment on error analysis and uncertainties based on mobile--device sensors
Martin Monteiro, Cecilia Stari, Cecilia Cabeza +1
Science students must deal with the errors inherent to all physical measurements and be conscious of the necessity to express their as a best estimate and a range of uncertainty. E…
Magnetic fields produced by electric railways
Martin Monteiro, Giovanni Organtini, Arturo C. Marti
We propose a simple experiment to explore magnetic fields created by electric railways and compare them with a simple model and parameters estimated using easily available informat…