Planet Earth Flashcards
(10 cards)
What happens when plates collide
Folding and earthquakes
Example Ural Mountains Russia
What happens when plates separate
Volcanic activity
Example: mid ocean ridges volcanic islands and volcanic mountains
What happens when planks push or slide past one another
Earthquake activity also known as seismic activity
Name three types of fold mountains
Caledonian and Armorican and Alpine
Give an example of Caledonian fold mountains
Wicklow Mountains
Give an example of an Armorican mountains
McGillicuddy reeks
And example of an alpine fold mountain
The Alps
What is the focus in an earthquake
The point within the crust where an earthquake occurs
What is the epicentre of an earthquake
Place on the surface directly above the focus of shockwave radiate through the earth surface from the focus
The strength of the tremors decreases with increased distance from the epicentre
Name the seven major plates
The Eurasian plate The Indian plate the African plate The American plate The nazca plate The Pacific plate The Australian plate