The Upper 40 Meters or So of a Glacier Is

question 42

Essay

The upper 40 meters or so of a glacier is known as the zone of______ .

---

Definitions:

Atlatl

A tool used to throw spears or darts with greater force and distance than could be achieved by the human arm alone, employed by various ancient cultures.

Burin

A type of stone tool with a chisel-like edge, primarily used in carving or engraving hard materials during prehistoric times.

Flakes

Small, thin pieces of something, typically broken off from a larger piece, often used in reference to stone tool production in archaeology.

Breeding Population

A group of organisms of the same species that interbreed and produce fertile offspring in a particular geographic area.