Each day you will write down 2 – 4 definitions. You will be quizzed on these terms on Thursday of THIS WEEK!
2. Viscosity A substance’s resistance to flow An area of volcanic activity in the center of a lithospheric plate
violent, explosive eruptions where tephra is blown into the atmosphere. anything blown out of a volcano 3. Pyroclastic
Huge quantities of rock, glass and gas are blown high into the air Explosions of gas and ash from the side of the volcano; destroys part of the mountain 5. Ash fall 6. Lateral blast
Molten rock that has reached Earth’s surface. Molten rock that is underground (HAS NOT REACHED THE SURFACE!) 7. Lava 8. Magma
Mudslide created when it rains after an ash fall. A volcano that is not likely to erupt again. 9. Lahar 10. Extinct
A “sleeping” volcano that will likely erupt again in the future. A volcano that has erupted recently and will continue. 11. Dormant 12. Active