Web12 de abr. de 2024 · 04/12/23 4. f• Plate tectonics is the study of the lithosphere, the outer. portion of the earth consisting of the crust and part of the. upper mantle. • The lithosphere is divided into about a dozen large plates. which move and interact with one another to create. earthquakes, mountain ranges, volcanic activity, ocean. WebEarthquakes and volcanic eruptions affect people all over the world. They are caused by the movement of tectonic plates. Tectonic hazards can destroy buildings, infrastructure …
Convection Currents - Definition and Examples How …
Web25 de ago. de 2024 · Convection currents are formed by hot magma near the core rising towards the surface, while cooler magma near the crust sinks, setting up a current that causes the plates to move. These... Web30 de set. de 2013 · The plates move at a rate slower than the rate at which the human nails grow. Speed at which the plates move is 1-4 cm/year. How do the motion of these tectonic place make earthquake happen on the earth’s surface? HOW DOES AN EARTHQUAKE OCCUR? Everyday hundreds of earthquakes occur on the earth’s surface, most of … samsung galaxy a12 flashlight shortcut
Why and where do earthquakes happen? - American …
WebThe convection currents happen down in the mantle. Our continents and plates are dragged along on top as the mantle stuff moves underneath. When two plates rub against each other there is an earthquake. When one plate gets pulled under another bits of it melt and push their way back to the surface - that's a volcano. Webb. Volcanic eruptions d. Earthquakes 3. this experiment is a model for processes that occur within Earth’s mantle. What is the heat source driving convection currents in Earth’s mantle? a. the crust c. the outer core b. the mantle d. the inner core 4. Can convection current occur within all fluids? Explain using a complete sentence. Web15 de abr. de 2015 · 3. Convection currents Convection currents are the movement of liquids and solids as their temperature rise. It happens in the mantle where the magma are, and it causes rocks to rise up, cools, then go back to the bottom. The Asthenosphere is another name of the part where the convection current takes place. 4. samsung galaxy a12 device model