Geography
Biology
History
Geometry
100
Some animals that live here can store water in their bodies. Many animals burrow underground and are nocturnal
What is a Desert Biome?
100
What is a Femur?
100
Which came first?
Roman Carts or the Steam Engine?
Roman carts
100
What is this shape called?
Nonagon
200
The lowest part of a mountain, where it begins to rise
What is the base of a mountain?
200
What kind of skeleton do birds have?
An inner skeleton.
200
Who used Hieroglyphics?
The Ancient Egyptians
200
What is the area of a rectangle with a base of 7 and a height of 6
42
300
Denver
What is the capital of Colorado?
300
How do amphibians breathe?
Gills when they are young; lungs when they are adults
300
What is this type of writing called 
Cuneiform
300
What is a polygon with 7 sides called?
A Heptagon
400
Name 5 types of Biomes
Grasslands, Tropical Rain Forest, Temperate Forest, Mountains, Polar Regions, Deserts, Wetlands, Oceans
400
What is this part of a leaf called?
The Stem
400
Another name for Mesopotamia.
What is the Fertile Crescent?
400
Describe these lines 
Perpendicular
500
A shallow body of water that is partly or completely separated from the sea by a narrow strip of land.
What is a Lagoon?
500
What Shape is this leaf? 
Reniform
500
Someone who moved around following heard of animals for food.
What is a nomad?
500
What are the three types of triangles?
Acute, Obtuse and Right