Week 5 Causes of Plate Movement PDF

Summary

This document is a set of questions and answers on plate tectonic movements, including directions and instructions on how to answer the questions. It describes different causes of plate movements like thermal convection, ridge push, and slab pull.

Full Transcript

Call Back TEACHER’S SAY LEARNERS SAY “All set” “You bet” “1,2,3” “Eyes on you” “Ready to Rock?” “Ready to roll” Call Back TEACHER’S SAY LEARNERS SAY “To infinity” “And Beyond” “Give me 1” “Clap 1 time” “Give me...

Call Back TEACHER’S SAY LEARNERS SAY “All set” “You bet” “1,2,3” “Eyes on you” “Ready to Rock?” “Ready to roll” Call Back TEACHER’S SAY LEARNERS SAY “To infinity” “And Beyond” “Give me 1” “Clap 1 time” “Give me 2?” “Clap 2 time” “Give me 3” “Clap 3 times” Call Back TEACHER’S SAY LEARNERS SAY “Macaroni and Cheese” “Everybody Freeze” “A mistake is a chance” “To try harder” “Hocus focus” “Everybody focus” “Hands on top” “Everybody stop” MULTIPLE CHOICE Instructions 1. Read the questions carefully. 2. Choose your answers from the three choices. Click the letter of your choice Reminder: If you’re correct, you listened. If you’re wrong, there’s still an opportunity to learn. We are never wrong. We are either succeeding or learning. Question 1 1. What is an earthquake? I. The shaking and trembling of the Earth’s crust. II. A man-made calamity. III. Can be measured through a thermometer. IV. Systematic waves that are created due to the sudden release of energy in the Earth A I and II B A I and IV C B II and III C Question 2 Why is Philippines prone to experience earthquakes? A It is within the Pacific Ring of Fire. A B The Pacific Ocean causes daily shaking of the archipelago. B C The Philippines is in tropical area. C Question 3 They are the scientists who study earthquakes. A Seismographic A B Seismologists B C Seismogists C Question 4 What are the two main factors of tectonic plates movement? A Gravitational force at the spreading valleys and comfort zones. A B Gravitational force at the spreading ridges and subduction zones B C Gravitational force at the spreading valleys and divergent zones. C Question 5 What is the rate of the movement of the plates during earthquakes? A Earth’s plates move very slowly at about few centimeters every year A B B Earth’s plates move swiftly at about few centimeters every year C C Earth’s t plates move at five meters every year. CAUSES OF PLATE MOVEMENTS Maam Dae M. Marasigan OBJECTIVES: 1. Define plate movements, 2. Determine the causes of Plate Movements 3. Make a slogan about causes of plate movements WORD REARRANGEMENT Direction: The jumbled words below are some of the causes of plate movements. Rearrange them to find the correct words. 1. GIRDE PUSH RIDGE PUSH 2. PALTE TMEOVSEMN PLATE MOVEMENT 3. BLAS ULPP SLAB PULL 4. CAVLOON VOLCANO 5. TINSAOUNM MOUNTAIN CAUSES OF PLATE MOVEMENTS Maam Dae M. Marasigan What causes an earthquake? The majority of earthquakes in the world occur in an area known as the 'Ring of Fire'. Countries surrounding this 'ring' are placed on plate boundaries, or tectonic plates. As these plates move, the earth shakes. There are also a large amount of volcanoes and tsumanis in this area of the earth. PLATE MOVEMENT Plate movements is a scientific theory describing the large- scale motion of seven large plates and the movements of a larger number of smaller plates of the Earth’s lithosphere. This movement processes began on Earth between 3.3 and 3.5 billion years ago. Causes of Plate Movements THERMAL CONVECTION RIDGE PUSH SLAB PULL THERMAL CONVECTION Causes most of the movements of the plates. This force is produced by the heat from the Earth's interior causing currents of hot rising magma and cooler sinking magma to flow, moving the plates of the crust along with them. RIDGE PUSH Gravitational sliding or sliding plate force. This is a proposed driving force for plate motion in plate tectonics that occurs at mid-ocean ridges as the result of the rigid lithosphere sliding down the hot, raised asthenosphere below mid- ocean ridges. SLAB PULL It is a driving factor, too. It is the part of the motion of a tectonic plate caused by its subduction. EXAMPLE OF PLATE MOVEMENT Due to the extreme temperatures inside the earth, hot magma rises from the mantle at mid- ocean ridges, thus pushing the plates apart. As a result, earthquakes occur along the fractures that appear as the plates move away from each other. Some examples for this movement include the East African Rift. Meanwhile, mid-ocean Fig.1.2 Iceland ridges where two ocean plates moved apart can fissure be seen in some regions near the Azores and Fig.1.1 San Iceland. Andres fault Science Fact Hawaii moves 7.5cm closer to Alaska every year. Hawaii sits in the middle of the Pacific Plate, which is slowly drifting North-West towards the north American plate, back to Alaska. The plates’ place is comparable to the speed at which our fingernails grow. Any Question? Which category in 21 st Century skills do you think the core of our topic falls in? (Communication, collaboration, creativity, critical thinking, productivity, leadership and technology literacy). Explain why. Thank You Activity Slogan Making Instruction: Create a slogan on one whole sheet of bond paper talking about the causes and effects of plate movements. Refer below for the basis of your score. Relevance to the topic 40 % Originality 30 % Impact & creativity 30 % TOTAL 100 %

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