What is the mixture made by hot ash, gas, and rock that races down a volcano called?

Which features do all new rocks formed near oceanic ridge share? pillow shaped stripes pattern provide evidence to seafloor spreading made from molten material iron oriented in same direction

What could the united states of america do to improve their status? name at least 3(ap human geography)

What factors of japan’s geography make it necessary for it to import so many goods?