<span>The water is held behind a dam, forming reservoir. The force of the water being released from the reservoir through the dam spins the blades of a giant turbine.</span>
A liquid is a matter that neither has a fixed shape but fixed volume...in college really need to know this.
GOOD LUCK
It is a wedge because of the ramp thingy
The advantage is that we do not run out of resources and a disadvantage is that is dangerous when a “human” gets too close and gets sick by the radiation.