it is helpful
no virus is helpful, they damage your software
Harmful bacteria will harm you. Helpful bacteria will help you.
The helpful sentence aided the student in understanding the definition.
yes
No.
sasukelover21- valconoes are mountains that have been formed by plates colliding to eachother. this causes the land to go upward and make a mountain. this is the same for other mountains that are not valcanoe's.
yes
as of i know the whole land of Hawaii is the volcano and its mouth is in the underground ...
Earthquakes are a very very very very slow and so are valconoes
They would be classified as extinct. Volcanoes with recorded eruptions - but nothing 'recent' would be classed as dormant.
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