The Drift
What is the name for the supercontinent that existed hundreds of millions of years ago?
Pangaea
At what type of plate boundary do tectonic plates move towards each other
Convergent
Identify the heat transfer:
bacon cooking on a hot pan
conduction
Deep ocean trenches can be found at what type of plate boundary?
Convergent
The point on the surface above where an earthquake happens is the _________
Epicenter
What is the name of the man that created the theory of continental drift?
Alfred Wegener
What type of heat transfer in the mantle drives plate tectonics?
Convection
Identify the heat transfer:
Water boiling in a pot
Convection
What type of plate boundary does NOT form volcanoes?
Transform
Earthquake waves are measured by what device?
Seismograph
Name two pieces of evidence for continental drift
Fossils, continent shape, mountains, plate tectonics
At what type of plate boundary do tectonic plates move away from each other?
Divergent
Identify the heat transfer:
Getting a sun tan in the summer
Radiation
At what type of plate boundary does seafloor spreading occur?
Divergent boundary
What type of waves are produced by earthquakes
seismic waves
Why was continental drift not accepted by other scientists for about 50 years
Not enough evidence
What is something that might occur at a transform boundary
Earthquakes
Identify the heat transfer:
Touching the light bulb inside the lava lamp
Conduction
What is the name of the long underwater mountain range along which seafloor spreading occurs?
Mid ocean ridge
Which type of wave moves the fastest with earthquakes
P waves
Where did Alfred Wegener die?
Greenland
What is the name for the process of old oceanic crust moving beneath continental crust?
Subduction
What is the name for cycles of heating and cooling
Convection currents
The volcanic Hawaiian islands were formed at a _________.
hot spot
What type of fault line occurs when shearing is applied?
Strike-slip fault