What is a dense mix of dry hot rock fragments and hot gas erupting from volcanic vent at high speed is

Do you guys know all the answers to this

The layers of earth are based on what two sets of characteristics?

Analyze the map below and answer the question that follows. image by mdf the map projection above was created using mathematical formulas to calculate distances. it has a small amount of distortion. which map projection is shown in this image? a. the goode projection b. the political projection c. the mercator projection d. the winkel tripel projectio