The Silk Road was established during the HAN DYNASTY of China. The Han Dynasty opened trade with the West beginning the Silk Road. The term "Silk Road" was coined by Ferdinand von Richthofen a German geographer and traveler.
In the East...The emperor controlled church and government.
In the West...The pope claimed he had religious and political authority over all of Europe.
Answer: 
Explanation:
Given
A Planet is moving at a rate of 3 cm/year
distance between planets is 1500 km
and 1 km=1000 m
1 m=100 cm
No. of years required to cover 1500 km=
The correct order for these major turning points was the
tool revolution
agricultural revolution
industrial revolution
technological revolution
Each of the mentioned brought with it a very important and drastic change which then massively influenced how the world has changed after it.
Answer: There would be a warning so if they have a alarm system but if not no
Explanation: