Pearson - Lesson 2 - 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 layers make up the mantle?

• crust, inner core, outer core

• part of lithosphere, mesosphere, asthenosphere

• bottom part of the mantle

• crust only

Which of Earth's layers is made of SOLID iron and nickel?

• crust 
• mantle
• outer core
• inner core

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

• time

• Pressure

• temperature

• density

How do scientists know the Earth has layers?

• Drilling into the mantle

• Volcanoes

• Seismic waves data

• ocean waves

Which layer contains BOTH the upper mantle and the crust?

• lithosphere
• atmosphere
• mesosphere
• athensosphere

Which layer of the earth is completely Liquid?

• Crust
• Mantle
• Outer Core
• Inner Core

Identify C

• Crust
• Mantle
• Outer Core
• Inner Core

Earth's Core is made up of

• iron and magnesium

• iron and nickel

• nickle and magnesium

• mil of magnesium

What is Earth's outer skin of solid rock called?

• inner core

• outer core

• mantle

• crust