Key Terms and Definitions

Predators

• Animals that hunt other animals for food

• Animals that eat plants

• Animals that scavenge dead animals

• Animals that live in water

Tribe

• A group of people who live and work together

• A type of animal species

• A form of government

• A style of music

Diverse

• Showing a lot of variety; very different.

• Having a single form or type.

• Lacking variety or diversity.

• Consisting of similar elements.

Scrape

• To remove something's surface by rubbing or brushing it

• To apply a thick layer of paint

• To cut something into small pieces

• To polish a surface until it shines

Migration

• The movement of people from one place to another

• A type of animal behavior

• A process of economic development

• A method of communication

Hunter-gatherers

• People who hunt animals and gather plants for food

• Individuals who primarily farm crops and raise livestock

• People who live in urban areas and rely on supermarkets

• Individuals who are nomadic and trade goods with others

Innovation

• The act of creating new tools, ideas, and methods to solve problems

• A process of maintaining existing technologies

• A strategy for reducing costs in production

• A method for increasing employee satisfaction

Adapt

• To change in order to fit into a new environment or situation

• To remain unchanged in a new environment

• To ignore changes in the environment

• To resist any form of change

Invention

• A new tool, device, or process that someone creates

• A method of improving existing technology

• A historical event that changed society

• A scientific theory that explains natural phenomena