What are tectonic plates ?
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tectonic plates are scientific theory describing the large scale motion of plates making up earth's lithosphere since tectonic processes began on earth between 3.e to 3.5 billion years ago.
tectonic plates are pieces of earth crust and upper most mantle.
they are also known as lithosphere plates .
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- Plate tectonics is the theory that Earth’s outer shell is divided into several plates that glide over the mantle, the rócky inner layer above the core.
- The plates act like a hard and rigid shell compared to Earth’s mantle.
- This strong outer layer is called the lithosphere.
Causes of Plate Tectonics:
Plate tectonics affects humans in several important ways.
- It causes earthquakes.
- It causes volcano eruption.
- It causes mountain-building.
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