Earth
Geosphere, Biosphere, Hydrosphere, Atmosphere
What are the 4 spheres of Earth?
seven large plates
How many large tectonic plates are there?
What is a Geologist?
the first layer, on the surface of Earth
What is the crust?
What is an earthquake?
supercontinent, means all the land
What is Pangea?
large pieces of land that connect on Earth's outer shell
What are tectonic plates?
a naturally occurring material made of solid, nonliving materials
What is a rock?
What is the mantle?
an opening on Earth's surface
What is a volcano?
means Earth
What does Geo mean?
two plates that move away from each other
Is formed when lava cools and hardens.
What is igneous rock?
the solid middle layer
What is the inner core?
tsunami, avalanche, tornado, flood, earthquake, volcanic eruption
What are examples of natural hazards?
What does hydro mean?
two plates that slide past each other
What is a transform plate boundary?
the third layer, between the mantle and inner core
What is the outer core?
active, dormant, extinct
What are the stages of a volcano?
Alfred Wegener
Who proposed Continental Drift Theory?
What is a convergent plate boundary?
Rock that has been changed by heat and pressure.
What is metamorphic rock?
the hottest layer of Earth
What is the inner core?
the place where most earthquakes and volcanoes occur
What is The Ring of Fire?