However, based on the filename, this is likely a (Práctica 3.4) related to Temperature and potentially authored or assigned by someone named Arley.
: Observing how an object loses heat over time. How can I help you proceed? 03_PRACTICA_3.4_Temperatura Arley.docx
If this is a standard lab practice on temperature, it typically covers one of the following topics: However, based on the filename, this is likely
: Measuring how materials change length with temperature. based on the filename