Q2WEEK 1 EARTHQUAKES & FAULTS FLAME TREE

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NAME: SECTION: Learning Task 1: Choose the letter of the correct answer. Highlight your answer on this document. 1. What is the magnitude of Earthquake took place in Manila? A. 5.2 B. 5.3 C. 5.4 D. 5.5 2. Which among the following is the safest location during an earthquake? A. inside the house B. in an open area C. inside the car D. under a tree 3. Which agency of the government in the Philippines is monitoring the movement of the earth crust? A. PHIVOLCS B. PAGASA C. DOST D. DENR

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4. What will be produced if there is a sudden movement of the earth's crust due to the release of stress accumulated along geologic faults or by volcanic activity? A. typhoon B. tsunami C. flood D. earthquake 5. What do you call a fracture or crack between two rocks? A. stress B. earthquake C. fault D. crust Learning Task 2: Choose the letter of the correct answer. Highlight your answers on this document. 1. Which of the following faults occurs where the “hanging wall” moves up or is thrust over the “footwall”? A. Normal Fault B. Reverse Fault C. Strike-Slip Fault D. Stress Fault 2. Which fault is characterized on which the two blocks slide past one another? A. Normal Fault B. Reverse Fault C. Strike-Slip Fault D. Active Fault 3. What type of stress causes the formation of mountains? A. Shear Stress B. Tension Stress C. Confining Stress D. Compression Stress 4. Pangea break off into seven continents, what could be the probable cause of this event? A. Shear Stress B. Tension Stress C. Confining Stress D. Compression Stress 5. Friction between the two sides of a fault keeps it from moving until the stress on the fault overcomes the friction, then the fault slips and creates an earthquake.

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A. True B. Maybe both. C. False D. It depends on the situation. Learning Task 3: Answer the puzzle by using the table below as your guide. Encode your answers on the boxes. Across Down 1. sudden slip on a fault 3. fault in which the upper block, above the 2. happens when two plates rub against each fault plane, moves up and over the lower other as they move in opposite directions block 3. block above the fault has moved downward 4. forces the rocks to pull apart relative to the block below 7. zone of fractures between two blocks of 6. causes the rocks to push or squeeze rock against one another 10. When stress is applied to all sides of the 8. fault on which the two blocks slide past one crust another 9. force between the two sides of a fault that keeps it from moving

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Learning Task 4: Create a 5 sentence paragraph on the statement below stating your reactions on it. Write your answers in a sheet of paper. “ Earthquakes are destructive to human lives ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ______________________________________________________________________