SURFACES

What is a surface? 

Smooth (e.g., polished metal, glass)

Rough (e.g., sandpaper, brick, concrete)

Soft (e.g., velvet, fleece, leather)

Glossy (e.g., polished marble, satin)

Bumpy (e.g., stucco, cobblestone)

Prickly (e.g., cactus, wire brush, burlap)