Prehistory
How many eras are in prehistory
3
The Stone Age is a period were ______
Humans first used stone tools and weapons
In the ice ages ice chunks called _______ stretched from the poles to modern day Oklahoma and Georgia
Glaciers
modern humans first appeared on what continent
Africa
One culture element is (like leader ship)
Goverment
What is the oldest era in prehistory
Paleolithic era
It is divided into shorter time frames called____
Eras
Ice ages last 10s to 100s to _____ of years
1000s
How long ago did humans reach South America
10000 years ago
More advanced and protective ___________ (you wear this)
Clothing
Witch era is the middle of prehistory
Mesolithic era
People used lots of the stone
Tools
The most recent ice age was about 10000 to____ years ago
70000
About how many years ago did humans get to Asia
10000 years ago
Hooks were made from
Bones
Witch is the newest era in prehistory
Neolithic era
People made houses with _____
Caves
Ocean levels (rose/dropped)
Dropped
How did humans get to North and South America
The land bridge between Russia and Alaska
Bow and ______
Arrow
People used rocks to cut down trees, and break rock.
WHAT ELSE
Loosen soil
They started making smaller ______ hint: weapon
Spears
As waters receded _______________ were exposed between continents
Land bridges
Evidence of modern humans appears in Africa about _____ years ago
250000
Paleolithic prior to about _________ years ago
20000 years