This is the 700th most frequent Portuguese word.
física
"Física" in Portuguese means "physics" or "physical" depending on context.
In this sentence, 'física' is used as a noun referring to the discipline of physical sciences.
A física é uma ciência que estuda as propriedades da matéria.
Physics is a science that studies the properties of matter.
In this example, 'física' is used as an adjective to describe a specific type of activity related to the body and movement.
A atividade física é essencial para manter a saúde.
Physical activity is essential for maintaining health.
Here, 'física' is used as a noun referring specifically to the subject or course of physics as studied academically.