2. What do you know about the physical properties of materials from the course of physics? Read and translate the text. Compare your ideas with those presented in the text.

The text divides the study of materials into three groups:

1. Atomic structure, electronic configuration, bonding forces, and the arrangement of atoms.
2. Physical properties such as electrical and thermal conductivity, specific heat, and magnetism.
3. Macroscopic properties related to mechanical behavior under load, explained by impurities and imperfections in the lattice structure.

My understanding of physical properties aligns with the second group mentioned in the text, encompassing conductivity, heat capacity, and magnetic properties. The text also broadens this to include macroscopic properties related to mechanical stress, which are influenced by structural imperfections.