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If you are asking about how they were formed magma from volcano that are shot in the air of quickly spewed out causing the magma to cool very quickly forming a very smooth surface on obsidian. Becuase the magma cooled so fast it couldn't slowly cool into a rough textured rock.
What else can I help you with?
The point where x and y axis meet?
It is the origin
What are three possible origins of the Word Noel?
Judaic origin, religious Latin origin, or Celtic origin Judaic origin, religious latin origin,, or Celtic origin.
The point where the x and y axis meet?
is called the 'origin' , and has the co-ordinates of (0,0)
What is a point labeled zero?
This is often called the "origin".This is often called the "origin".This is often called the "origin".This is often called the "origin".
What is the location called where muscle attaches attaches to the non moving bone?
origin
What is origin of name Ishaal?
The origin is means Heaven's flower, the origin is Muslim
What is the origin of lead ore?
the origin of lead ore is contact metamorphic origin
How Translating the point of origin?
Origin is at points (0, 0) in coordinate geometry. If you are shifting/translating the origin, you have to add the respective x and y coordinates of the new origin with respect to the old origin to get the coordinates of the new origin.
What is the origin of hydroelectric?
The origin is Greek
What is the origin of statistics?
origin of statistics
What is the origin of sauerkraut?
the origin is china
What is racial origin?
racial origin
