Answer:
Belgium, the Netherlands, Czech republic, Austria, Switzerland, Germany-(is the largest one in between)
Persian Golf War is the asnwr
Emperor Theodosius made Christianity the official religion of the Roman Empire
Because earthquakes can start shaking and set off a volcano or erupt it
Answer of question 6:
The mark seen on the picture is called: crescendo.
Explanation:
It is an Italian term mark that means gradually getting louder.
As we can notice a crescendo (abbreviated as <em>cresc.</em>) is a horizontal mark with an opening angle (like so: <). It can be followed by another dynamics command.
In order to answer the question 7, the piece is needed.