Pronunciation of the English word tectonic.
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1. | In recent years, with a method called VLBI that uses quasar observations, and by GPS we have begun to understand the absolute movement of tectonic plates. | |
2. | Tectonic plates are pieces of the lithosphere. | |
3. | The Himalayas were formed by the collision of the tectonic plates of India and Eurasia about 50 million years ago. | |
4. | The surface of Mercury has been shaped by three processes: impact cratering where large objects struck the surface resulting in crater formation, volcanism where lava flooded the surface, and tectonic activity where the planet's crust moved in order to adjust to the planetary cooling and contracting. | |
5. | The surface of Mars has not only been affected by meteorite impacts, but also by volcanic and tectonic activity. | |
6. | Tectonic activity is in evidence at the tremendous Valles Marineris canyon system, which is over 8 kilometers deep and 4500 kilometers long. | |
7. | New Zealand is known as "The Shaky Isles" because of its location on the margin of two colliding tectonic plates. | |
8. | Magma can rise when pieces of Earth's crust called tectonic plates slowly move away from each other. The magma rises up to fill in the space. | |
9. | About 90 percent of the mid-ocean ridge system is under the ocean. This system of mountains and valleys criss-crosses the globe, resembling the stitches in a baseball. It's formed by the movement of the Earth's tectonic plates. | |
10. | Sixty percent of all active volcanoes occur at the boundaries between tectonic plates. |