106 citations · 641 across the 58 of their papers we have counts for
34 papers · 1 filter
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…
Presentation of the electromagnetic field in introductory physics textbooks and consequences for its teaching
Álvaro Suárez, Arturo C. Marti, Kristina Zuza +1
Textbooks play a fundamental role in teaching and learning in school science classrooms. In this paper we investigate the presentation of the nature of the electromagnetic field in…
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…
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…
Normal coordinates in a system of coupled oscillators and influence of the masses of the springs
Alvaro Suarez, Daniel Baccino, Martin Monteiro +1
Experimental analysis of the motion in a system of two coupled oscillators with arbitrary initial conditions was performed and the normal coordinates were obtained directly. The sy…
Using smartphones as hydrophones: two experiments in underwater acoustics
Martin Monteiro, Arturo C. Marti
During the last years, it has become increasingly clear that smartphones are valuable tools to be used almost everywhere. Until recently, a place that still resisted smartphone ons…
Smartphone sensors and video analysis: two allies in the Physics laboratory battle field
Martin Monteiro, Cecilia Cabeza, Cecilia Stari +1
Recently, two technologies: video analysis and mobile device sensors have considerable impacted Physics teaching. However, in general, these techniques are usually used independent…
Experimental analysis of a physical pendulum with variable suspension point
Martin Monteiro, Cecilia Stari, Cecilia Cabeza +1
A physical pendulum with variable point of suspension (and, as an outcome, variable inertia moment) is experimentally analysed. In particular, the period of the small oscillations…
Free surface of a liquid in a rotating frame with time-depend velocity
Martín Monteiro, Fernando Tornaría, Arturo C. Marti
The shape of liquid surface in a rotating frame depends on the angular velocity. In this experiment, a fluid in a rectangular container with a small width is placed on a rotating t…
An experiment to address conceptual difficulties in slipping and rolling problems
Alvaro Suárez, Daniel Baccino, Arturo C. Marti
A bicycle wheel that was initially spinning freely was placed in contact with a rough surface and a digital film was made of its motion. Using Tracker software for video analysis,…
Dynamics of a yoyo using a smartphone gyroscope sensor
Isabel Salinas, Martin Monteiro, Arturo C. Marti +1
The dynamics of a traditional toy, the yoyo, is investigated theoretically and experimentally using smartphone' sensors. In particular, using the gyroscope the angular velocity is…