Space
Life
Agriculture
Acceleration
Society
100

This gas is the most abundant element in the universe.

Hydrogen

100

All living things on Earth are considered to be based on this element.

Carbon

100

These people near the Tigris and Indus river are belieed to be the earliest civilization to discover farming.

Mesopotamia

100

The term used to describe the time period we are in right now. Translates to "age of man."

The Anthroposcene 

100

A political group that oversees a society. Mostly in charge of maintaining order and keeping a military.

Government

200

The approximate age of the universe.

13.8 billion years

200

Life on Earth is believed to have started in this environment. 

The Ocean

200

This revolutionary tool pulled by animals to turn soil made farming production grow rapidly and lead to an explosion in human population.

Iron Plow

200

A system of interaction through which humans share and trade information, goods, and, sometimes, diseases.

Exchange Networks

200

The belief in and worship of a superhuman power or powers, especially a God or gods.

Religion

300
A collection of stars and planets that usually orbit around a super-massive black hole.

Galaxy

300

The estimated lenght of time that humans have been around in our current form according to fossil records.

300,000 years

300

This crop commonly grown in Asia was brought to Japan by Chinese explorers and is farmed by flooding mountains.

Rice

300

Daily Double!

The length of time between the first time humans made a working airplane to landing men on the moon.

66 Years

1903-1969

300

The title given to the person in charge of an Empire.

Emperor/Emperess

400

The process in which orbiting clouds of dust and other material smash into each other around stars to create planets.

Accreation 

400

This acid chain is the most basic component of life on earth.

DNA

400

The process in which water is redirected for use in farming and personal convenience. 

Irrigation

400

The discipline dealing with the art or science of applying scientific knowledge to practical problems

Technology

400

Who creates the rules and cultural norms in a matriarchal society.

Women

500

This is what happens when something gets too close to a black hole and begins to fall into it. 

Spaghettification

500

The scientist who pioneered the theory of evolution.

Charles Darwin

500

Underground or rooftop farms in many major cities of Japan which help produce food despite Japan's lack of farm space.

Pasona Urban Farms

500

The increasing interconnection of the world that began at about 1500 CE and has accelerated since 1800 CE.

Globalization

500

The specific type of government tha United States represents.

A representative democracy