Volcanic Advantages and Hazards Crossword Puzzle

QUESTIONS LIST:

• lava flow : a mass of flowing or solidified lava
• soil enrichment: volcanic ash may contain varying amounts of soil nutrients that enrich the soil
• lahar : lahars are hot or cold mixtures of water and volcanic debris
• land formation : volcanoes also push material to the surface that can result in the formation of new islands
• ash fall : ash that falls as a deposit from the eruption of a volcano
• minerals : volcanic rocks released may contain these substances that are used commercially
• earthquake : caused by the movement of magma or fluids underground
• global cooling : volcanic ash in the atmosphere may reflect some of the sun's rays back into space
• acid rain : rainfall containing strong acids from volcanic emission such as hydrochloric acid and sulfuric acid
• geothermal : renewable energy from heat within the earth's crust
• tephra : rock fragments ejected from a volcano
• hot springs : a spring of naturally hot water, typically heated by subterranean volcanic activity