Encircle the letter of the correct answer. 1. Which agency of the government in the Philippines is monitoring the movement of the earth crust? a. PHIVOLCS c. PAGASA b. DOST d. DERN 2. It is a sudden movement of the earth's crust caused by the release of stress accumulated along geologic faults or by volcanic activity. a. typhoon c. tsunami b. fault d. earthquake 3. It is a fracture or zone of fractures between two blocks of rock that allo the blocks to move relative to each other. a. earthquake c. tsunami b. fault d. typhoon 4. This forces the rocks to pull apart and move farther away from each other just like what happened to Pangaea as some scientist believed. a. shear stress . c. tension stress b. compression stress d. confining stress 5. Which of the following are safer during an earthquake? a. inside the house c. inside the car b. outside in an open area d. under a tree​