1º ESO. Unit 8. Prehistory definitions.

Pottery: all fired ceramic wares that contain clay when formed. It also is the craft or activity of making objects out of clay.  

Cave art: are paintings on cave walls and ceilings, and the term is used especially for those dating to pehistoric times. The purpose of the Palaeolithic cave paintings is not known. The evidence suggests that they were not merely decorations of living areas, since they are often in areas of caves that are not easily accessed. 

Some theories give them a religious or ceremonial purpose.

Hoe: a longhandled implement having a thin, flat blade usually set transversely, used to break up the surface of the ground, destroy weeds, etc.

Sail:  an area of fabric, like canvas, with fittings for holding it in any suitable position to catch the wind, used for propelling certain kinds of vessels or ships.

Pen: a small enclosure for domestic animals for confinement or safekeeping.

Sickle: an implement for cutting grain, grass, etc., consisting of a curved, hooklike blade mounted in a short handle.

Wheel: circular objects which enable vehicles to move along the ground.

Textile: any fabric or cloth produced by weaving, knitting or felting.

Thread: a fine cord of flax, cotton, or other fibrous material spun out to considerable length, especially when composed of two or more filaments twisted together, used in sewing, weaving, etc.

Hand mill: grinding tool made from stone used for grinding grain into flour;  it consists of two stone pieces, a base which is a flattened big stone, and a small rounded stone usually hand held. The process of grinding is simple: moving the rounded stone backwards and forwards to crush the grain on the larger flattened stone.