Prehistoric
A person who someone is descended from who lived long ago.
ancestor
The study of human life in the past, based on artifacts.
archaeology
How did the Clovis people get to Arizona from Asia?
They crossed the Bering Land Bridge.
An object created or used by human beings, usually from the past.
artifact
The remains of a plant or animal from the past, sometimes as an impression on a rock.
fossil
What is one animal the Clovis people hunted?
mammoths
bison
great ground sloth
The study of life in the past, based on plant and animal fossils.
paleontology
The period of time before written history.
prehistoric
What is an artifact archeologists found from the Clovis people?
Clovis point
Which period of time happened first?
Mesozoic era
Paleozoic era
Jurrasic period
Paleozoic era
Which period of time happened last?
Paleo-Indian era
Triassic period
Jurassic period
Paleo-Indian era
How is life different from when the Clovis people lived in Arizona?
Today we eat different food.
They could only walk for transportation. We have buses, cars, trains, and planes etc.
We have electricity.
Which period lasted the longest amount of time?
Paleozoic era
Paleo-Indian era
Jurassic period
Paleozoic era
What period of time lasted the shortest amount of time?
Paleo-Indian era
Jurrasic period
Paleo-Indian era