R______________________ is used to indicates the earthquake’s intensity 35. F______________________ are small earthquakes that precede a major earthquakes 36. A______________________ are smaller earthquake that follows major earthquakes 37. What is PHIVOLCS? ________________________________________________________________________ 38. P_____________________________________________ measures the quakes intensity in terms of the effects it produces on the local community Enumerates some effects of an earthquakes
39. __________________________________________ 40. __________________________________________ 41. __________________________________________ 42. T____________________ are tidal waves produced under water when earthquakes hits under the ocean 43. V________________ is a vent in the surface of the earth through which gases , hot rock fragment and lava is ejected 44. C________________ is the funnel-shaped opening of a volcano 45. M_______________ is the hot-molten rock inside the earth’s interior 46. L_____________ is a magma that reaches the Earth’s surface 47. According to PHIVOLCS , the Philippines has ______ active volcanoes 48. A volcano is considered a_______________ if it had at least one eruption during the past 10 000 years 49. M_____________________ is the most active volcano in the Philippines 50. D____________________________ are volcanoes that show no signs of activity but may become active again 51. E____________________________ are volcanoes that have not erupted for 10 000 years 52. M_________________ is an example of extinct volcano in the Philippines 53. Why does the Philippines have many active volcanoes? __________________________________________________ 54. S_________________________ are type of volcano that has a broad slightly domed structure because lava expelled from this volcano flows rapidly and forms a broad base 55. C________________________ are type of volcanoes formed from ash , cinders and other dust materials that are thrown up so high that they harden before they can spread farther down 56. C________________________ is a volcano that expels both lava and ash formed by alternate layers of lava and cinders 57. As volcano erupts , it releases a steam of h____________________ , s_______ and b_____________ 58. V_______________________ are large thick and round mass fragments release by a volcano during eruption 59. L___________________ are the smaller fragments composing of ash released during eruption 60. E_______________________________ are the most violent and destructive volcanic activity where tremors and loud rumbling are felt and heard before volcano erupts 61. Q________________________________ are lava flows out of the crater and moves down the slope slowly 62. I__________________________________ are eruption that may either send out lava quietly or with a loud eruption 63. F___________________ are cracks in the rock that is harnessed to produce geothermal energy 64. G____________________________ are energy used to generate electricity 65. Name a beneficial effects of volcanoes ___________________________________________________________________ 66. Name a harmful effects of volcanoes _____________________________________________________________________ name things you should do before an earthquake 67. ___________________________________________________________ 68. ___________________________________________________________ Name things you should do during an earthquake 69. ___________________________________________________________ 70. ___________________________________________________________ Name things you should do before volcanic eruption 71. ____________________________________________________________
72. ____________________________________________________________ Name things you should do during an earthquake 73. ____________________________________________________________ 74. ____________________________________________________________ Answer in science 6 1. Earth , globe 2. Crust 3. Oceanic crusts 4. Continental crusts 5. Mantle 6. Core 7. Inner core 8. Outer core 9. Continental drift theory 10. Alfred Wegener 11. Pangaea 12. Fossil evidence and rock structures are same in different continents 13. Tectonic plate theory 14. 8 15. Northamerican plate , pacific plate , African plate , Eurasian plate , indo-australlian plate , antarctic plate , south American plate , Nazca plate 16. Fold 17. Crest- anticline . trough – syncline 18. Mountain and hills 19. Valleys 20. Folded mountains 21. Fault 22. Block mountains 23. Earth quake 24. Fault 25. Epicenter 26. Pacific ocean , pacific ring of fire 27. Tectonic earthquake 28. Volcanic earthquake 29. Seismology 30. Seismograph 31. Seismologists 32. Intensity 33. Magnitude 34.
- Fall '19