What happens when the depth of
Earth’s surface increases?
How do geologist observe Earth’s
What is the order of Earth’s layers from
Describe Earth’s inner core.
What causes Earth’s magnetic field?
What are the three types of heat
Describe the three types.
What type of heat is in the mantle?
What part of the mantle?
What was Wegener’s hypothesis on
What is Pangea? What is continental
What three types of evidence did
Wegener use to support his theory?
What is the mid-ocean ridge?
How do scientist map out the bottom of
Describe the process of sea-floor
What are the three types of evidence?