a scientist who studies the life and culture of ancient people

an object, such as a tool, made by humans

the weather in an area averaged over a long period of time

___ ___ are regions on Earth that share a common climate

The remains of a plant or animal preserved in rock or petrified

A ___ ___ happen when large areas of Earth were covered by glaciers

The movement of animals, including humans, from one location to another

___ ___ are materials, such as soil, water, minerals, and energy, that people use from nature and natural systems

The number of individuals of a species living in a place at a given time

The process of populating a community or area