The Need to Know!!
Unit 2 Summative: Earth’s Layers & Plate Tectonics
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

Know the Earth’s Layers
o Which one is the hottest, thickest, least dense, liquid etc?
o Know why the core is solid
o Know the definition of and difference between the lithosphere and the asthenosphere
Know Plate Tectonics
o Know what two kinds of crust there are and if both types of crust exist on each tectonic plate or not
o Know the definition of Tectonic Plates, Seafloor Spreading, Pangaea, Continental Drift, Plate Tectonics
o Know what the different pieces of evidence were that helped support the three different theories
o Know what we think causes the plates to move
o Be able to identify and describe the three types of plate boundaries
o Know the type of boundary where mid-ocean ridges are formed
Know the Results of Plate Movement
o Know the type of boundary where volcanoes most often form
o Know the names of the three different types of volcanoes and be able to identify the volcano type based
on a description of its shape and type of eruption
o Know the type of seismic wave that causes the most damage
o Know what the Richter Scale specifically measures
o Know the difference between a focus and an epicenter
o Know which fault type earthquakes most commonly occur along
The Need to Know!!
Unit 2 Summative: Earth’s Layers & Plate Tectonics



Know the Earth’s Layers
o Which one is the hottest, thickest, least dense, liquid etc?
o Know why the core is solid
o Know the definition of and difference between the lithosphere and the asthenosphere
Know Plate Tectonics
o Know what two kinds of crust there are and if both types of crust exist on each tectonic plate or not
o Know the definition of Tectonic Plates, Seafloor Spreading, Pangaea, Continental Drift, Plate Tectonics
o Know what the different pieces of evidence were that helped support the three different theories
o Know what we think causes the plates to move
o Be able to identify and describe the three types of plate boundaries
o Know the type of boundary where mid-ocean ridges are formed
Know the Results of Plate Movement
o Know the type of boundary where volcanoes most often form
o Know the names of the three different types of volcanoes and be able to identify the volcano type based
on a description of its shape and type of eruption
o Know the type of seismic wave that causes the most damage
o Know what the Richter Scale specifically measures
o Know the difference between a focus and an epicenter
o Know which fault type earthquakes most commonly occur along