Earth layers

Pressure ______________________ as you go deeper into the Earth

• increases
• decreases 
• goes up or down depending on the layer
• stays the same

Which layer of Earth is characterized by rock that is plastic, or soft enough to flow?

• asthenosphere
• crust
• lithosphere
• inner core

Which layer contains convection currents?

• outer core

• inner core

• asthenosphere

• lithosphere

Oceanic crust is more dense than continental crust?

• true

• false

Scientists know about the Earth Layers due to _________.

• volcanic activity

• seismic waves

• magnetic properties

Is a layer of weak, soft mantle that is made of rock that flows slowly.  Tectonic plates move on top of this layer. 

• Inner Core
• Asthensophere
• Lithosphere
• Outer Core

Tags

NGSS.MS-ESS2-3

This is the outermost, rigid layer of the Earth, made up of two parts, is divided into pieces call tectonic plates.

• Inner Core
• Asthensophere
• Lithosphere
• Outer Core

Which is the thinnest layer?

• crust

• mantle

• outer core

• inner core

Which is the hottest layer?

• crust

• mantle

• outer core

• inner core

Which is true about oceanic crust?

• It is thinner and less dense than continental crust.

• It is thinner and more dense than continental crust.

• It is thicker and more dense than continental crust.

• It is thicker and less dense than continental crust.