Answer:
A dam used to store water
Explanation:
Its man made and water is nature making it a human nature interaction
An undeveloped prefrontal cortex is partially responsible for impulsiveness in young children. The prefrontal cortex, which is a part of the brain located at the front of the frontal lobe, is the "executive" of the brain, because it is a crucial part of the brain, involved in planning, prioritizing, and reflection. If not fully developed these functions are not working properly.
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.