Unit 1 Flashcards
Lithosphere
The part of the earth made by land.
Hydrosphere
The part of the earth made up of oceans, lakes, rivers, ect.
Atmosphere
The air we breathe.
Biosphere
The part of the earth that supports life.
Eurasia
One huge land mass inhabiting Europe and Asia.
What is the highest point on earth?
Mt. Everest in South Asia- 29,035 ft.
What is lowest point on earth?
On Land- Dead Sea 1,349 ft.
In the Ocean- Mariana Trench 35,827 ft.
Pangea
One gigantic super mass that was once our world.
Faults
When plates grind past each other creating cracks in the earth’s crust.
Earthquake
Sudden, violent movements of the plates along the fault line.
Volcanos
Are mountains formed by lava or magma that break through the crust when it erupts.
Glacial erosion
Changes the landscape, destroys forests, crave out valleys, alters rivers, and wear down mountains
Spring equinox
The daytime and the nighttime hours are equal
Summer solstice
Marks the beginning of summer for the northern hemisphere and is the longest day of sunlight.
Fall equinox
Marks the beginning of fall in the Northern Hemisphere.
Winter solstice
Shortest day of daylight marking the beginning of winter.
What are the seasons like in the poles?
For six months of the year is only sunlight and for the next six months their is no sunlight.