Economics, sources, and more galore

The middle ages is sometimes called the __________ period.

An article written during the time of the event is what type of source?

Prehistory is defined as the time that happened before humans began ________.

A judgement based only on emotion is called what?

Who makes the choices in a market economy?

Credentials tell you how _________ a person is

I copied and pasted this question from a website and didn't give credit. I _______ this quiz

How long is a millennium?

The earliest calendars were based on what object

A scientist who studies fossils such as animals and plants is known as a

What calendar do we use today?

What type of economy does the United States use?

Circa 500BCE means

The study of how and why people make, buy and sell things is called what?

Living things with similar traits are known as