Presentation on theme: "You have TWO minutes to sharpen your pencils and get settled."— Presentation transcript:
1You have TWO minutes to sharpen your pencils and get settled. Bellringer- Enter quickly and quietly. Open your science binder to the Layers of Earth review from yesterday.You have TWO minutes to sharpen your pencils and get settled.
2Don’t Forget… Pencils must be sharpened before instruction begins. Stay ON TASK!
4Quick Review How many physical layers are there? On which layer physical layer do we live?What is the third physical layer?Name all of the physical layers in order.Which composition layer contains most of the Earth’s mass?The lithosphere is also known as the “__ sphere.”The asthenosphere is also known as the “__ sphere.”The mesosphere is also known as the “__ sphere.”The lithosphere is made of __ parts. Name them.Which layer of the mantle is included in the asthenosphere? Can it move?The Earth’s core is made mostly made of ____?
5Could you solve the mystery? North AmericanSouthAmerican
6Take a look at the continents! South AmericaAfricaSouth AmericaIt shows how the continents would fit together if you moved the Atlantic Ocean.
7Lithosphere15–300kmAsthenosphere 250kmOuter Core is the liquid layer of the Earth’s core that lies beneath the mantle and surrounds the inner core.Inner Core The inner core is the solid, dense center of our planet that extends from the bottom of the outer core to the center of the Earth, some6,378 km beneath the surface.Outer core2,200 kmMesosphere2,550 kmInner core1,228 km
24Bellringer- Enter quickly and quietly Bellringer- Enter quickly and quietly. Place your science binder on your desk. Prepare to review the reading comprehension sheet you have received.Pay attention!
25Complete “Analyzing Evidence: Continental Drift” and the plate tectonics video questions with your group member(s).
26Don’t Forget…Silent PassageEnter the classroom quietlyStay ON TASK
27Don’t Forget…Silent PassageEnter the classroom quietlyStay ON TASK