Geography (aquele subject que vc respeita!) Friday 15th September
It is an important skill to be able to complete sketch maps in iGCSE !! Label each of the PLATES and add the direction arrows and identify and label 'The Pacific Ring of Fire'.
Watch the 1:13 minute video below Watch the 1:13 minute video below. Using the diagram, explain how and why plates move, sorting out the 8 statements below into the correct order underneath. 1- The process is known as convection currents 2 - The rising and falling magma creates circular currents with the mantle 3 - The less dense magma then starts to rise towards the crust 4 - The cooling magma becomes denser and begins to sink 5 - As the magma warms it expands and becomes less dense. 6 - these currents that create friction with the crust above and causes it to move. 7 - Magma (semi-molten rock) near the outer core is heated. 8 - As the magma nears the crust it begins to cool. BBC documentary film "Earth The Power Of The Planet “ 1:13 https://www.youtube.com/watch?v=ryrXAGY1dmE&feature=youtu.be
Answer the following questions; What are Tectonic Plates? ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ What is the Theory of Plate Tectonics?
Types of Plate movement Draw and explain the 4 types of plate boundary seen below. Diagrams need to be detailed and labelled. - (page 264 may help you)
Have you finished? ( ) Yes go next slide - 7 ( ) No go slide 8
Well done!
Homework! (non satis & ASD may apply)