Earth's Interior/Rocks

Which layer is hottest?

• outer core

• Asthenosphere

• Mantle

• inner Core

____________ occurs when heat is transferred into an object through motion or movement; an example would be boiling water.

• conduction
• convection
• radiation

What makes the inner core solid?

• Metals in the core are very light.
• Pressure at the core is very high.
• Chemicals in the core are very reactive.
• Temperatures in the core are very low.

Which layer contains BOTH the upper mantle and the crust?

• lithosphere
• atmosphere
• mesosphere
• athensosphere

What creates the magnetic field around the Earth?

• The Earth spinning on its axis
• The liquid outer core spinning around the solid inner core
• The solid outer core spinning around the liquid inner core
• Seismic waves

Which layers make up the mantle?

• crust, inner core, outer core
• mesosphere, asthenosphere, part of lithosphere
• bottom part of the mantle
• crust only

Scientists think that convection currents that move the plates flow in Earth's

• Continental crust
• oceanic crust
• Asthenosphere
• Lithosphere

Which layer is plastic and has the consistency of silly putty allowing movement?

• asthenosphere
• lithosphere
• mesosphere
• crust

Which layer of Earth has a temperature of up to 13000⁰ F and is hotter than the sun's surface?

• crust 
• mantle
• outer core
• inner core

Name the type of heat transfer shown in the picture.

• convection

• conduction

• radiation