Know your Boundaries
What is a continent?
A large landmass
I'm the otter layer of earth what am I?
The crust
Heat transferred by the movement of fluid is called what?
Convection
Name 3 types of heat transfer???
Radiation convection and conduction
If the ocean floor plunges into deep underwater canyons, what are these canyons called??
Deep- ocean trenches
If I'm a point or line where one region ends and another one begins. What am I?
A boundary
I am a mountain that forms earth's crust when molten material, or Maga reaches the surface what am I?
Volcano
I am the flow that transfers heat with in a fluid, what am I called?
Convection current
I transfer energy in rays, what am I?
radiation
I'm the process by which the ocean floor sinks beneath a deep- ocean trench and back into the mantle again what am I called?
subduction
I believe that once all continents were once joined together in a single land mass and have since drifted who am I?
Alfred Wegener
I come from the mantle I'm a molten mixture of rock forming substances and gas.
What am I?
Magma
I'm known as the super continent and who gave me that name ?
Pangaea and Wegener
If you let me touch, I transfer heat, what am I?
conduction
Where pieces of earth's crust diverge on land what forms?
A rift valley
A continent that slowly moved over earth's surface is called what?
A continental drift
I am a volcanos along the coast of North and South America. What am I?
A Ring of Fire
If I'm a area where material from deep within earth's mantle rises through the crust and melts from magma
What would you call me?
A volcano
Is this true or false??
I am heat released from the earth's core drives convection currents throughout the crust and volcano
False, through the mantle and crust
What is carbon film?
thin coating of carbon on a rock
I form long chains of mountains that raise up from the ocean floor, what does scientist call me?
Mid ocean ridges
Scientist found that mid ocean ridges continually add new material to the ocean floor, what is this process called?
sea- floor spreading
I'm a trace of a ancient organism that has been preserved in a rock, what am I
A fossil
When I reach the surface, what am I called?
lava
I provide evidence of the activities of ancient organisms what am I?
Trace Fossils