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Mrd Unit II
Question | Answer |
---|---|
Tectonic Plates | Pieces of the earth's crust that move around. |
Earthquake | Violent movement of the earth. |
Seismograph | A device that is used to detect when an earthquake occurs. |
Epicenter | The point directly above the focus on the earth's surface. |
Richter Scale | A device used to measure the magnitude of an earthquake. |
Tsunami | A giant wave caused by an earthquake or volcanic explosion. |
Volcano | A mountain or hill that is formed around a vent where magma and ashes are expelled. |
Ring of Fire | An area around the Pacific Ocean where many tectonic plates come together and cause earthquakes and volcanoes. |
Weathering | Physical or chemical processes that break rock into smaller pieces. |
Glacier | A large, long-lasting mass of ice. |
Weather | The condition of the atmosphere over a short period of time. |
Climate | The condition of the atmosphere over a long period of time. |
Precipitation | Water from the atmosphere such as rain, sleet, or snow. |
Hurricane | A tropical storm that rotates around an eye and occurs in the Atlantic Ocean. |
Typhoon | A tropical storm that rotates around an eye and occurs in Asia. |
Tornado | A powerful funnel-shaped column of spiraling air. |
Tundra | A flat, treeless plain located in high latitudes. |
Permafrost | Permanently frozen subsoil underneath the tundra. |
Coniferous | Trees with needle leaves. |
Deciduous | Trees with broad leaves that lose their leaves in the fall. |
Savanna | A general term for grasslands located in the low latitudes that have a tropical wet and dry climate. |