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Direct linkFerreira, Joao E. V.; Miranda, Ricardo M.; Figueiredo, Antonio F.; Barbosa, Jardel P.; Brasil, Edykarlos M. – Journal of Chemical Education, 2016
Box-and-whisker plots or simply boxplots are powerful graphical representations that give an overview of a data set. In this work five different examples illustrate the applications of boxplots in food chemistry. The examples involve relative sweetness of sugars and sugar alcohols with respect to sucrose, the potassium content of fruits and…
Descriptors: Science Instruction, Chemistry, College Science, Graphs
Download full textGomez, Margarita Victoria – International Journal of Instruction, 2014
This paper describes and analyses the dynamics of the use and/or mastery of Virtual Learning Environments (VLEs) by educators and students Open University, important part of the Brazilian Educational System. A questionnaire with 32 items was answered by 174 students/instructors/coordinators of the Media in Education and Physics courses, of two…
Descriptors: Foreign Countries, Virtual Classrooms, Higher Education, College Faculty
de Souza, Paulo A., Jr.; Brasil, Gutemberg Hespanha – European Journal of Physics, 2009
This paper describes how to calculate measurement uncertainties using as a practical example the assessment of the thickness of ping-pong balls and their material density. The advantages of a randomized experiment are also discussed. This experiment can be reproduced in the physics laboratory for undergraduate students. (Contains 7 tables, 1…
Descriptors: Undergraduate Study, Science Instruction, Science Experiments, College Science
Roach, Linda E., Ed. – 2001
This document contains the following papers on science from the SITE (Society for Information Technology & Teacher Education) 2001 conference: (1) "Using a Computer Simulation before Dissection To Help Students Learn Anatomy" (Joseph Paul Akpan and Thomas Andre); (2) "EARTH2CLASS: A Unique Workshop/On-Line/Distance-Learning…
Descriptors: Computer Uses in Education, Educational Technology, Elementary Secondary Education, Higher Education
