Before Hominins Made Stone Tools, They Probably

question 23

Multiple Choice

Before hominins made stone tools, they probably

• A) used sticks or other perishable materials
• B) had weapons made of metal
• C) made tools from ivory
• D) used pottery
• E) took tools from other nonhuman primates

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Definitions:

Balance Scale

A device for weighing, consisting of a beam balanced on a fulcrum, from each end of which hangs a pan or tray.

Superego

A component of Sigmund Freud's psychoanalytic theory, representing the moral conscience and ideals acquired from parents and society.

Ego

The part of the mind that mediates between conscious and unconscious thoughts, balancing desires based on reality.

Id

In psychoanalytic theory, the part of the personality that is the source of instinctual impulses and demands for immediate satisfaction of primitive needs.