Maps, Schmaps... It’s time to begin our first official Geography Unit!
UNIT ONE: Natural Systems Canada’s Geologic History Earthquakes, Volcanoes, Plates Landform Regions Climate Regions Soil and Vegetation Regions
What is GEOLOGY??
What is GEOLOGY?? The science of the earth’s structure.
How old do geologists estimate the world to be?
How old do geologists estimate the world to be? 4.6 BILLION YEARS!
How do we know this? Carbon Dating
Geologic Time History of the Earth from its formation 4.6 billion years ago to the present
Name the 3 ways the landscape is built up
Name the 3 ways the landscape is built up 1. Folding
1. Folding
2. Faulting
3. Volcanoes
The structure of the Earth’s surface is similar to the top of a frozen lake. Both have individual plates of solid material that float on it.
Which tectonic plate do we live on?
What’s happening on the west coast of North America?
YouTube
Pacific Ring of Fire 40,000 km horseshoe It’s home to 452 volcanoes, both dormant (sleeping) and active 90% of the world’s earthquakes occur along the Ring of Fire
Pacific Ring of Fire