Cracking up

The thinnest layer of the Earth is the ___________.

• mantle
• crust
• core

What is the thickest layer of the Earth?

• the crust
• the mantle
• the outer core
• the inner core

What is the core made of?

• steel
• iron 
• aluminum
• iron and nickel

What describes the outer core?

• solid
• liquid
• viscous
• gas

Which layer of Earth is made up of tectonic plates?

• outer core
• inner core
• asthenosphere
• lithosphere

What is the correct order (starting from the surface) of Earth's layers?

• crust, outer core, inner core, mantle
• mantle, outer core, inner core, crust
• crust, mantle, outer core, inner core
• outer core, inner core, crust, mantle

Which type of plate boundary would cause folded mountains to form? 

• transform
• convergent
• divergent
• subduction

What drives tectonic plate movement? 

• gravity
• coriolis effect
• convection currents
• the earth's magnetic core

Earthquakes and volcanoes are most likely found in which locations? 

• at plate boundaries
• in oceans
• in the middle of continents
• in the middle of plates

Transform boundaries are most likely to produce what phenomenon?

• volcanoes
• deep sea trenches
• underwater mountain ranges
• earthquakes