Layers of the Earth
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| The Earth is made of three layers | show 🗑
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| show | The Crust
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| The Crust | show 🗑
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| show | Average thickness about 22 miles
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| show | Sedimentary Rocks
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| show | Sedimentary Rocks
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| show | Igneous
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| show | Metamorphic
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| show | When 1 type of rock changes to another type of rock
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| show | middle layer
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| show | fossils
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| 80% of Earth's total volume and 68% of the mass, making it the heaviest part of Earth. | show 🗑
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| The Mantle is believed to be harder due to | show 🗑
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| show | The Mantle
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| show | The Mantle
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| show | The Mantle
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| The Core actually has two sections | show 🗑
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| The Outer core is believed to be | show 🗑
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| The Outer core is believed to influence the earth's | show 🗑
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| show | solid iron and nickel
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| show | 3,958/miles deep
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| This theory of how deep the earth is based on | show 🗑
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| The Crust | show 🗑
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| show | has temperatures reaching 1,600F — hot enough to melt rocks
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| The Crust | show 🗑
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| show | contains a layer of very hot sometimes molten rock
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| show | is about 1,800 miles thick with temps reaching 8,oooF
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| show | supports the crust
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| Inner Core | show 🗑
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| show | is 4,000 miles below the surface of the earth
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| Inner Core | show 🗑
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| show | is made up mostly of melted iron
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| The Outer Core | show 🗑
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| The Outer Core | show 🗑
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| The Mantle | show 🗑
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| show | lithosphere (litho means rock or stone)
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| show | 1. Changes in the Earth's Crust from tectonic(volcanic/eathquakes) plates 2.Weathering - wearing away of the lithosphere by wind/rain 3. Mass movement- slippage of large areas of rock and soil from landslides 4. Erosion - eating away or slow destruction
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| show | came up with the Continental Drift Theory
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| show | 200 million years ago the Earth was one large landmass called PANGAE meaning "all earth"
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| show | that the large continents split up and pices drifted apart from each other forming the continents we know today.
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| PANGAEA is divided into 2 parts | show 🗑
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| In 1960 scientist uncovered evidence of Wegener's theory, what was that evidence? | show 🗑
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| show | Cape Mountains of South Africa match up with folded mountains near Bueno Aires, Argentina.
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| When were the Himalaya Mountains formed | show 🗑
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| show | underwater mountains
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| show | mid ocean ridges
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| Explain why the ocean floor is expanding | show 🗑
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| show | Alfred Wegener's theory of Continental Drift was
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| updated and refined This new version, called Plate Tectonics | show 🗑
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| show | explains moving continents, as well as volcanoes,
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| earthquakes and mountains. The Earth's crust, or lithosphere, makes up our plate system | show 🗑
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| show | (Pacific, North American, South American, Eurasian, African, Australian, and Antarctic) and several smaller ones
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| show | The Pacific plate
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| show | Pacific plate
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| Geologists believe that the plates move about on the | show 🗑
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| Plate Boundaries | show 🗑
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| list the 3 types of plate movement (Plate Boundaries) | show 🗑
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| One of the best known transform boundaries | show 🗑
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| Which Boundary creates the most intense earthquakes | show 🗑
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| show | mountain formation, earthquakes, and volcanoes
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| 3 TYPES OF MOUNTAINS | show 🗑
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| show | The Hawaiian Islands are mountains formed BY
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| show | are the most common mountains
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| show | folded mountains
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| two lithospheric plates push together over time until these are formed | show 🗑
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| show | Magma is trapped in a pocket beneath the rock layers of the
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| earth and is unable to work its way to the surface. | show 🗑
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| show | The Black Hills of South Dakota
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| fault block mountains | show 🗑
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| show | fault block mountains
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| earthquake | show 🗑
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| What is the most common cause of earthquakes is | show 🗑
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| show | When the lithospheric plates slide along, the sliding plates break loose,and stored energy is released,The energy travels through the surrounding rocks until the energy is used up. When energy is released through the rocks, it can 1.MOVE THE ROCKS 2. OR V
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| the vibration of rocks during an earthquake | show 🗑
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| Used to measure waves(Vibration) | show 🗑
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| show | Richter Scale, which is numbered from 1 to 10.
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| show | 6.0
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| show | A volcano
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| show | magma
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| When magma reaches the surface, it is called | show 🗑
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| Magma rises through what | show 🗑
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| What forms a volcanic mountain | show 🗑
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| At the top of the volcano a steep-sided hole is known as a | show 🗑
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| The volcano's opening, which allows the magma to flow to the Earth's surface is called the | show 🗑
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| Between eruptions, active volcanoes are/said to be | show 🗑
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| An extinct volcano | show 🗑
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| show | the Ring of Fire, a belt that edges the Pacific Ocean.
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Created by:
hamiltonj
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