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10SC On The Edge
Year 10 Science keywords for On The Edge
Term | Definition |
---|---|
Core | The centre of the earth. |
Crust | The hard outer layer of the earth. |
Epicentre | The point on the earth's surface immediately above the focus of an earthquake. |
Fault-Line | A break or fracture in the ground. |
Focus | The point below the earth's surface where an earthquake begins. |
Lava | Molten rock that erupts from the crust. |
Magma | Molten rock within the earth's mantel and crust. |
Mantle | Between the crust and the outer core. |
Mecalli Scale | A scale that expresses the intensity and damage of an earthquake. |
Richter Scale | A scale that expresses the energy released during an earthquake. |
Seismograph | An instrument that measures and records details of an earthquake. |
Tectonic Plate | A part of the earth's crust that floats above the mantel. |
Tsunami | A large and powerful ocean wave caused by an earthquake or underwater disturbance. |