Answer:
Seismometer
Explanation:
The Han dynasty was established by Liu Bang a rebel and ruled by the house of Liu. This lasted from 202 BC - 220 AD, and it was the second imperial dynasty of China.
The seismometer was created by Zhang Heng a Chinese astronomer in the year 132 AD. This device can detect the ground's movement during an earthquake, showing the direction of the earthquake no matter the distance.
Federalism: political system in which a power is shared between the national government and state governments.
It had a lot of crops and farming
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Answer:
Settlers wanted the native americans land for many things such as building settlements and using the natural resources from that area.
Explanation:
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