Basque PAU Graphic-Plastic Techniques Practice Questions - Basque Country PAU Graphic-Plastic Expression Techniques Examination - UPV EHU (2o Bachillerato 2026) Exam

A higher proportion of clay to graphite, producing a harder core, lighter value, and fine line A higher proportion of graphite to clay, producing a softer core, darker value, and smudgeable line The inclusion of wax binders, resulting in a glossy, water-resistant stroke A pure carbon core without binders, designed exclusively for tonal shading on textured paper