Earth
The hard outer layer of earth (subdivided into tectonic plate)
Lithosphere
This layer of earth is directly below the Lithosphere
The Asthenosphere
A Vikings Ship was primarily made of this type of material to brave the ocean
Wood
Scandinavian treasure seekers whose remarkable ship design allowed them to sail up rivers faster than a horse and rider could spread warning
The Vikings
What continent do we live on?
North America
The two types of lithosphere
Oceanic Lithosphere & Continental Lithosphere
This theory states that the lithosphere is broken up into different parts called plates
The Plate Tectonic Theory
territory expansion and access to new resources.
_______________are giant waves caused by earthquakes or volcanic eruptions under the sea. They speed along as fast as jet planes
Tsunami
_________________ is a long-bodied chiefly marine fish with a cartilaginous skeleton, a prominent dorsal fin, and toothlike scales.
Shark
An area where columns of magma are collected and rise towards the surface. (These will eventually turn into volcanoes)
Hot Spot
Circular movements of magma
Convention Currents
Traveling on the ocean for a specific purpose
- this began when Egyptians traded with Phoenicians around 1200 B.C.E.
Voyaging
Scientist use these devices today to explore the ocean
ROVs (Remotely Operated Vehicles)
This type of trash is found mostly in the ocean and is expected to weigh more than the actual fish in the ocean by 2050
Plastic
These types of boundaries create rifts that causes the seafloor to spread
Divergent Boundaries
Plates that are coming together and old lithosphere is destroyed or recycled (destructive)
Convergent Plates
The highest point on a wave
Crest
These people played a pivotal role in early mapping and exploration of the world
Cartographers
This planet is the only one in our solar system with rings visible from Earth.
Saturn
The area where one plate is forced under another, decided by density
Zone of Subduction
Plates that are sliding past each other (A type of boundary)
Transform Plate Boundary
the study of the ocean is called
Oceanography
Waves typically get most of their energy from_____?
The Wind
This is the largest mammal on Earth
The Blue Whale