Across
- 2. openings in the volcano that allow molten rock and gas to escape
- 7. two words, quick and explosive release of ash, lava, and gases
- 8. a chemical compound that makes up much of magma
- 9. Slow moving, cooler lava
- 10. two words, made up of 45 to 53 percent Silica
- 12. connects the magma chamber to surface
- 13. two words, Viscous and thick, can form lava domes
- 14. Fast moving, hot lava
- 15. two words,“pocket” where magma collects beneath a volcano
- 16. volcanoes that occur from the interaction of underground water and magma
- 17. two words, steep slopes, between 25o and 35o
- 19. two words, cooler, sticky, more viscous magma reaches the surface
Down
- 1. two words, Magma typically released from stratovolcanoes
- 3. two words, Usually circular or oval in shape
- 4. the measure of a fluid’s resistance to flow
- 5. where lava collects; bowl shaped
- 6. two words, formed by non-explosive eruptions of viscous lava
- 11. Steep slopes formed from thick, high viscosity lava
- 12. usually produced from explosive eruptions and contains silica
- 17. formed from the collapse of magma chambers beneath the volcano
- 18. eruption two words, low explosion eruption