Exercise 1.2: Complete the following sentences.

1. Metals are solid materials that are typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity. Metals are… solid materials with high density and luster. 2. Metallurgy is… the study and practice of extracting and processing metals from ores. 3. Most metals are… dense, malleable, and conductive. 4. The regular arrangement of atoms in metals… allows for metallic bonding and contributes to their properties such as ductility and malleability. 5. Irregular crystals… can result in weaker mechanical properties in metals. 6. The properties of the metals depend… on their composition, grain structure, and processing methods.