a period in human history characterized by the shift from traditional industry that the Industrial Revolution brought through industrialization, to an economy based on information computerization
people harnessed the power of electricity that led to electrical telegraphy, electrical circuits, and the early large-scale computers (through vacuum tubes, transistors, and integrated circuits)
about 2.5 million years ago, before writing was developed, technology began with the earliest hominids who used stone tools, which they first used to ____, _____, and _____