There are actually around 20 volcanoes on Mars. The 4 largest ones are Olympus Mons, Which is the biggest one on Mars, Ascraeus Mons, Pavonis Mons, and Arsia Mons.
Hope this helps! :)
strato
it was the lave
very very hot
Öræfajökull
the crust is hard liquid magma (lava)
The correct spelling is volcano (singular) or volcanoes (plural).
the water would just cause more erupting .
the ring of fire for valcanoe not the song ring of fire:)
Mars rovers were made sometime in the 1970's
Mercury is warm but Mars is not there could be water on Mars there are ice sheets on the N/S poles of Mars too
Satellite
uuhhh...run? get out of the place ASAP! most likely it'll help to on water, or air