Earth layers

Multiple Choice

How many layers of the Earth are there?

• 4
• 6
• 5
• 3

Multiple Choice

What layer are we on?

• Earth's core
• Atmosphere layer
• Mantle layer
• Earth's Crust

Multiple Choice

What are the 2 types of crust?

• Lunar crust and Martian crust
• Inner crust and outer crust
• Continental crust and oceanic crust
• Sedimentary crust and igneous crust

Multiple Choice

The process where oceanic crust sinks beneath continental crust is known as ....

• tectonic uplift
• oceanic expansion
• subduction
• continental drift

Multiple Choice

Which 2 layers are part of the lithosphere?

• Crust, Lower Mantle
• Crust, Upper Mantle
• Upper Mantle, Asthenosphere
• Inner Core, Outer Core

Multiple Choice

What are conevction currents in the mantle?

• Convection currents in the mantle are the circular movements of molten rock caused by heat from the Earth's core.
• Convection currents are only found in the Earth's crust.
• Convection currents in the mantle are static and do not move.
• Convection currents are caused by tectonic plate movements.

Multiple Choice

What iss the layer between the core and the mantle?

• outer core
• lithosphere
• asthenosphere
• inner core

Multiple Choice

What state of matter is the inner core?

• Liquid
• Solid
• Gas
• Plasma

Multiple Choice

what happens to the temperature as you get deeper into the Earth?

• The temperature remains constant as you get deeper into the Earth.
• The temperature decreases as you get deeper into the Earth.
• The temperature fluctuates randomly as you get deeper into the Earth.
• The temperature increases as you get deeper into the Earth.