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Earth's Surface

5th Grade- Ch. 9 Earth's Changing Surface

What is the outer most and thinnest layer of Earth? Crust
What layer of Earth is under the crust and made of liquid rock? Mantle
What layer is made up mostly of iron? Core
The outer core is liquid or solid? Liquid
The inner core is liquid or solid? Solid
What is created by the flow in the currents in the core? Magnetic Field
What makes up the lithosphere? Crust and Mantle
What do scientists study to learn about Earth's core? Vibrations from earthquakes
What force is being felt when two plates jerk into a new position? Earthquake
Is a volcano a constructive or destructive force? Constructive
What type of boundary is created when plates move toward each other? Colliding Boundary
What type of boundary is created when plates move away from each other? Spreading Boundary
What type of boundary is created when plates move past each other in opposite directions? Sliding Boundary
What type of rocks are basalt, pumice and granite? Igneous
What is the center of an earthquake called? Epicenter
What is caused by an underground earthquake in the ocean? Tsunami
What type of weathering occurs when rock is broken by gravity, ice, or plant roots? Mechanical Weathering
What type of weathering occurs when rock is broken by acid rain or fungus? Chemical Weathering
What layer of soil contains the most decayed material? Topsoil
What layer of soil contains many minerals and less decayed material? Subsoil
What layer of rock is made of mostly solid rock? Bedrock
What is movement of materials away from one place? Erosion
What is the placement of new material in a new place? Deposition
Is erosion a constructive or destructive force? Destructive
Is deposition a constructive or destructive force? Constructive
What are you looking for when you rub a mineral on a rough, hard, white surface? Streak
Where can the oldest fossils be found? Deep in the Earth
What type of rock forms when melted rock cools and hardens and has visible crystals? Igneous
What types of rock are sandstone and conglomerate? Sedimentary
What types of rock are gneiss and slate? Metamorphic
What type of rock forms when layers of materials and rocks settle on top of each other and harden? Sedimentary
What type of rock forms when solid rock is squeezed and heated to very high temperatures? Metamorphic
What is formed when shorelines erode quickly? Harbors and Inlets
What might farmers plant to prevent wind erosion from damaging their fields? Trees
Created by: kpmueller
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