Earth's Interior

Which layer of Earth is solid and why?

• The inner core is solid because of movement of the outer core.
• The inner core is solid because of the freezing temperatures.
• The inner core is solid because of the extreme pressure from the other layers.
• The outer core is solid because of the extreme pressure from the other layers.

Which layer of the Earth is the thickest at about 1802 miles (2900 km) and makes up about 84% of Earth's total volume?

• crust
• mantle
• outer core
• inner core

Tags

NGSS.HS-ESS2-3

The speed of seismic waves _____ through materials that are MORE dense. 

• increase
• decrease

Tags

NGSS.MS-PS4-2

P waves move through____

• Solids only
• Liquids only
• Solids and Liquids
• None of these

Tags

NGSS.MS-PS4-2

S waves move through

• Solids only
• Liquids only
• Solids and liquids
• None of these

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

Which of the following increases as depth increases into the Earth? (choose all that apply)

• time

• Pressure

• temperature

• density

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the thinnest layer of the Earth?

• Mantle

• inner core

• outer core

• crust

How do scientists know the Earth has layers?

• Drilling into the mantle

• Volcanoes

• Seismic waves data

• ocean waves

Tags

NGSS.MS-ESS2-1

Which layer of the earth is completely Liquid?

• Crust
• Mantle
• Outer Core
• Inner Core

This layer of the Earth make's up the majority of the Earth's volume

• Crust
• Mantle
• Outer Core
• Inner Core