Drinking water is the one that presents the most suitable form for the population to consume, does not contain impurities, meets the established drinking standard and does not pose a health risk. It is necessary to ...

The year 2020 was marked by the Covid-19 pandemic, which had consequences for education, such as a possible increase in school dropouts, due to the closure of schools and adherence to emergency remote teaching. This ...

Water is the most precious and fundamental resource for the existence of living beings on planet earth. This feature is indispensable for the maintenance of life. As a result, populations living in semi-arid regions have ...

The use of the remote teaching methodology was the main alternative so that classes could be continued due to the emergence of the COVID-19 pandemic, schools/institutions found themselves in the need to use the most ...

Water is one of humanity's most precious environmental resources. Brazil is a privileged country in relation to the availability of water. However, even with the great availability of water resources, the country has been ...

Water is of fundamental importance for the life of all species and given the problem of lack of water in the northeastern semi-arid one of the alternatives is to resort to other sources such as underground wells and ...

The traditional method is one of the factors that hinder the teaching-learning process, causing the student's lack of interest in chemistry, because it can't relate everyday life is this method is centered on the transmission ...

This paper deals with the production and use of audiovisual teaching science, the average state primary school and José Luiz Neto located in the municipality of Barra de Santa Rosa, in the state of Paraíba. Your goal is ...

Water is an abundant natural resource essential to life on Earth. Brazil is a country rich in water resources, responsible for about 12% of the world total. However, despite the great availability of water resources, the ...

In this work we aim to conduct a study about the corrosion resistance of the stainless steel AISI 304 in medium acid. The samples analyzed were previously submitted to an electrochemical treatment called electropolishing. ...