Please enable JavaScript.
Coggle requires JavaScript to display documents.
Lecture 3: Canada- the physical background (Geological structure of canada…
Lecture 3: Canada- the physical background
Geological structure of canada
The Shield
The Cordillera
Exotic terrains
Volcanoes
Thrust faults
3 Parts
Batholith
Sedimentary
Appilacian/Acadia
The plains
The interior plains (prairies)
Climate of canada
Driest areas:
1st: Western Arctic
2nd Southern Prairies
Snowiest:
South East Canada
Crators in canada
30 impact craters in canada, All on the Canadian Shield
Manicougan crater
Thes sudbury Crater (3rd largest on earth)
Why on the shield?
Visible on the sheild for longer because the rocks are harder, preserves the shape longer
Shield used to be the only rocks in existence
Earthquakes in Canada
Most in British Columbia
Greatest disaster: Newfoundland
1929 7.2 magnitude. Caused a landslide causing a tsunami. Killed 29 people