What phenomena takes place that results in the formation of new crust at mid-ocean ridges?

• Earthquakes

• Inner Core turbulence

• plate tectonics

• erosion of mountain ridges

• magma rising to the surface

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

What evidence exists that proves that Earth has layers?

• They can be seen from special locations on the Earth

• observations of earthquakes and buildings swaying

• seismic data from earthquakes on the other side of the Earth

• tsunami data from other countries and the impact on the land

• rock samples from deep layers

What layer is a semisolid and acts like a plastic?

• Lithosphere

• Mantle

• Asthenosphere

• crust

P waves move through____

• Solids only

• Liquids only

• Solids and Liquids

• None of these

How are the materials of the Earths core different from those of the crust (in general)?

• They are harder

• They are more dense

• They are older

• They are darker in color

Tags

NGSS.MS-ESS2-1

Which area of the Earth is least dense ?

• Outer core

• inner core

• mantle

• crust

Why is the core more dense than the mantle or crust?

• It has more aluminum

• it has more iron

• it has more tin

• it has more basalt

Which things increase as depth increases into the Earth?

• time

• Pressure

• temperature

• density

What is the thinnest layer of the Earth?

• Mantle

• inner core

• outer core

• crust

Which layer of the Earth has the most VOLUME?

• crust

• mantle

• inner core

• outer core