Active volcanoes: are those that erupted lava,gases ,cinder,pumice,etc in the historic pass.Eg: Mt.St.Helena Dormant volcanoes: are those which erupted in the past and are likely to erupt again after remeaining inactive for fairly long periods. These are "sleeping" volcanoes which may become active once again. eg: Mt.vesuvius.
Extinct volcanoes: are those volcanoes which were active in the remote geological periods. Eg: Mt.Kenya
asleep
Scientist use the word mechanical is transformed in the other direction The science word for energy is use din many ways.
Scientist
what terms do scientist talk about volcano
The scientist was smart.!
Grandma fell asleep while knitting.
Thermal
the volcano will explode tomorrrow .
I would use the word engineer.
The volcano suddenly erupted when two tectonic plates bumped into each other.
I feel asleep during Mitt Romney's oration.
The unknown creature lay asleep in front of our eyes.