The opening in the center of a volcano is a crater.
The opening of a volcano is called the caldera.
It is the volcano.
The opening of a volcano is called the vent.The opening of a volcano is called a vent.
The opening of a volcano is known as a crater. There are also vents found in volcanic mountains from which lava flows.
the mouth of the volcano, or caldera.
volcano
a volcano is formed when the plates hit each other.
A cinder cone volcano
hole(s) in the side of a volcano leading to the center spout where lave and heat can escape
Vent .
a crater is the opening at the top of a volcano. Vents are the openings that sometimes come at the sides of the volcano because there may be alot of magma in the volcano and it needs to come out somehow. so it sort of pressurizes the side of the volcano until it breaks through to make an opening. the opening is called a vent.
It is called the crater