1. normans, franks, slaves, and arabs invaded the empire
true or false
2. invasions were the only challenge to the byzantine empire
true or false
3. the capture of constantinople marked the end of the byzantine empire
true or false
4. the byzantine empire fell to arab invaders
true or false

1.) false

2.) true

3.) true

4.) true

Explanation:

#1 is false because it was the Slavs. #2 is true because they focused their attacks on the Empire. #3 is true because they fell when he was captured. #4 it true because they surrendered because their forces were confused and scattered all over the place.

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.