Answer:
Galileo gave new credibility to isaac newtons Principa which made the laws of motion and the early laws of universal gravitation.
Examples:New advanced mathematics such as calculus (by newton) and physics.
Explanation:These gave modern day scientists a look onto the scientific revolution and helped the scientific community flourish.
Answer:
In a federal system, a national government and the state governments share power. In a unitary system, all power lies with the national government, whereas in a confederation, the vast majority of power rests with the states.
Explanation: I hope This Helps
The correct answer is the catholic church.
After Rome's fall, the people of Europe turned to catholic church for stability and guidance.
It is during this fall that catholic churches continued to grow because,
1. Christianity was being proclaimed for the religion of masses.
2. The churches were organized socially, economically, and politically.
Roman empire split and Theodosius were the events which made christianity grew rapidly. Some of the reasons for the fall of Rome included,
1. Invasion by Barbarian tribes.
2. Overreliance on slave labour and economic troubles.
3. The rise of eastern empire.
Hope this helps :)