Lithospheric Plates

Lithospheric Plates

THE LAYERS OF EARTH

Multiple Choice

IT IS THE LAYER OF THE EARTH WHERE WE BELONG.

• CRUST

• MANTLE

• CORE

THE CRUST

TWO TYPES OF CRUST: CONTINENTAL CRUST AND OCEANIC CRUST

Multiple Select

WHICH TYPE OF CRUST IS THICKER?

• OCEANIC CRUST

• CONTINENTAL CRUST

Multiple Select

WHICH TYPE OF CRUST IS THINNER?

• OCEANIC CRUST

• CONTINENTAL CRUST

THE LITHOSPHERIC PLATE IS ALSO KNOWN AS CRUSTAL PLATE.

THE 7 MAJOR PLATES ARE:

• EURASIAN PLATE

• NORTH AMERICAN PLATE

• SOUTH AMERICAN PLATE

• AUSTRALIAN PLATE

• ANTARCTIC PLATE

• PACIFIC PLATE

• AFRICAN PLATE

THE MINOR PLATES ARE:

• PHILIPPINE PLATE

• NAZCA PLATE

• ARABIAN PLATE

• JUAN DE FUCA PLATE

• CARIBBEAN PLATE

• SCOTIA PLATE

• 
  

THE PLATES ARE TECHNICALLY BROKEN PIECES OF CRUST THAT ARE FLOATING ABOVE THE MANTLE.

Multiple Select

WHAT LAYER IS FOUND JUST ABOVE THE MANTLE?

• LITHOSPHERE

• ASTHENOSPHERE

THE ASTHENOSPHERE IS PART OF THE UPPER MANTLE. TOGETHER WITH CRUST, IT MAKES UP THE LITHOSPHERE LAYER.

THE ASTHENOSPHERE HAS A FLOWY, PLASTIC AND ASPHALT-LIKE CHARACTERISTICS, SO PLATES FLOATING ON IT HAVE THE TENDENCY TO MOVE AND COLLIDE.

TO SUMMARIZE OUR LESSON FOR TODAY, AND BEFORE YOU PROCEED TO TAKE THE QUIZ, BE SURE THAT YOU HAVE UNDERSTOOD THE FOLLOWING:

• THE BASIC LAYER OF THE EARTH

• THE INNER LAYER/STRUCTURE OF THE EARTH

• THE RELATIONSHIP BETWEEN ASTHENOSPHERE AND THE LITHOSPHERIC PLATES

• THE DIFFERENCES BETWEEN CONTINENTAL AND OCEANIC CRUST

• THE MAJOR AND MINOR PLATES

CONGRATULATIONS FOR FINISHING THE LESSON FOR TODAY. YOU MAY NOW PROCEED AND TAKE THE QUIZ ENTITLED: THE LITHOSPHERIC PLATES ( MODULE 1 )