no.
no
Active.
The Earth's tectonic plates are always active.
because it lies on plates
western north america...novanet
Western North America
no
its because mars is more tectonically active
Everything on earth is on a tectonic plate. Massachusetts is on the North American Plate. However, there are no plate boundaries or tectonically active areas near Massachusetts.
No. There are no volcanoes in or near Sydney. There are no active volcanoes on the mainland of Australia, and the closest Australia has to an active volcano is on Heard Island, an outlying territory of Australia in the southern Indian Ocean.
The border of the Pacific Ocean is a tectonically active zone with lots of earthquakes and volcanoes; you are correct that it is the volcanoes which have inspired the term "ring of fire".