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During this time humans used stone to make tools and stone was used many times as part of the actual tool. Tools are objects that make our lives easier. A computer or smart phone are examples of modern-day tools. Paleolithic is a word that comes from the two Greek words palaios, meaning old, and lithos, meaning stone.

Answer: has been found in both Europe and Asia.

Explanation: Evidence has been found of human living on all continents, except Antarctica, during the Paleolithic Era. This era, which began about 2.5 million years ago, is considered to be when humans first lived on earth.

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