Unit 6 Assessment Earth's Interior

What is the core made of?

• steel
• iron 
• aluminum
• iron and nickel

Which layer of the Earth is the only liquid layer?

• Outer Core
• Inner Core
• Mantle
• Lithosphere

What is the correct order (starting from the surface) of Earth's layers?

• crust, outer core, inner core, mantle
• mantle, outer core, inner core, crust
• crust, mantle, outer core, inner core
• outer core, inner core, crust, mantle

What happens to density and pressure as we move from the crust to the inner core?

• Density and Pressure Decreases

• Density and Pressure Increases

• Nothing

Which layer of Earth has the GREATEST density?

• crust
• mantle
• outer core
• inner core

How was the formation of the Earth similar to the formation of our solar system?

• The densest materials moved to the center.
• The densest materials moved to the outside.
• The densest materials moved to the middle layer.
• The densest materials were evenly distributed.

 Where do convection currents happen in the model we are studying?

• the Crust
• the Mantle
• the Core

What is the heat source for convection in the mantle?

• the Crust
• the Mantle
• the Core

_________ rock can be changed by heat and pressure into metamorphic rock.

• Large

• Sedimentary

• Hard

• Soft

Which type of rock forms from extreme heat and pressure?

• Igneous 
• Sedimentary
• Metamorphic
• Organic