Mr.Olson 6th Grade Science Chapter 1B
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 idea that Earth's crust and upper mantle are broken into enormous slabs is called______? | Theory of Plate Tectonics
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| What is the layer of Earth between the core and the crust? | mantle
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| Where do earthquakes and volcanos occur? | plate boundaries
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| What device maps the ocean floor by sending out a sound and then receiving the echo of that sound? | sonar
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| What do we call the process by which new ocean floor is continually being added called? | sea floor spreading
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| A flip of Earth's magnetic field is called what? | magnetic reversal
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| What do we call the part made up of Earth's crust and upper mantle? | tectonic plates
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| What did Alfred Wegener find on seperate continents that he said was proof of his theory? | fossil remains
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| A very long crack in the ocean floor is called a _____? | mid ocean ridge
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| What theory was developed by Alfred Wegener that stated the continents were once one landmass that broke apart? | Continental Drift Theory
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| What device do scientists use to show how particles of iron line up within a rock? | magnetometer
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| What would ne some evidence that the continents were once together? | puzzle like fit of continental shelves, similar fossils, similar mineral deposits
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| What is the area around a magnet where the effects of magnetism are felt? | magnetic field
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| What was the giant landmass called that existed about 200 million years ago? | Pangea
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| Which is thicker: a tectonic plate on land or water? | land
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
Kaylee Hoffman
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