The Theory of Plate Tectonics explains how tectonic plates move around on surface of the Earth. Tectonic plates have three major boundaries.
Earthquakes are major events that are generally caused by the buildup and release of tension between to massive rocks or tectonic plates. As they move past each other, they get stuck and pressure builds up. Finally, that pressure snaps and the earth moves, and we experience the shock waves ...
What causes tectonic plates to move? What drives tectonic plate movement? What is an opening in the Earth's crust called? What was the Earth Crust Displacement? What is present in the mantle that can melt the crust that moves downward?
and core. The crust and the upper part of the mantle form a rigid layer called the lithosphere, which is broken into vast pieces called tectonic plates. The lower part of the mantle is more viscous (strictly solid, but able to move like a thick gloopy liquid), and the tectonic plates a...
Thousands of temblors occur every day. Here’s what you need to know about where they usually take place and how they're measured.
These cracks in the earth’s surface mean that when there is any movement from the tectonic plates, sediment from the rock is likely to break away and fall off which causes an earthquake. As the fault lines become bigger, so does the earthquake. ...
The movements begin when the compaction is so dense that it moves under the pressure of its weight. It is estimated that more than 75% of the world’s freshwater is currently locked in these frozen reservoirs. The glaciers include the Greenland Ice Sheet, the Antarctic Ice Sheet and the Ca...
drop to your hands and knees so you don't fall. Cover as much of your body as possible under a sturdy piece of furniture and protect your head and neck. Hold on to your head or the furniture you've taken shelter under until the earthquake stops. If your cover moves, be prepa...
When the rock along a fault ruptures, explodes, or moves dramatically, it creates waves that ultimately do most of the damage. This is typically what people report when they talk about feeling an earthquake. There are three different types waves: the P wave, the S wave, and the surface ...
Krakatoa lies along the convergence of the Indian-Australian and Eurasian tectonic plates, a zone of high volcanic and seismic activity.