General Science.  The Earth’s Spheres Our planet formed 4.5 billion years ago. Since then, it has developed and modified four main physical environments that interact…

Mount St Helens is a volcano which is part of the Cascades Mountain range in Washington State in the USA There are fourteen main volcanoes found in the Cascades Range. This…

Slide 16.E.2.2 The Earth’s Plates Slide 2 WARM UP Do you think new mountains are being formed on Earth today? How do you know? Slide 3 VOLUNTEERS? Yes, mountains are being…

1. Earth ’s Interior,Continental Drift &Plate Tectonics 2. Spheres of the Earth Lithosphere (land) Solid part of the earth (rocks & minerals) Hydrosphere (water)…

1. ‘O’ level Geography(2235) Physical and Human Geography Notes NOTE: IF YOU HAVE FOUND ANY ERROR OR MISSING INFORMATION, PLEASE CONTACT ME AT [email protected]…

Slide 1 Slide 2 Plate Tectonic Theory states the outermost layer of Earth is composed of 9 to 15 large plates and numerous small ones Most plates are located on the ocean…

Slide 1 Slide 2 Slide 3 Slide 4 Slide 5 Slide 6 Divergent Boundary spreads apart, or divides, making new ocean floor along mid ocean ridges. Convergent Boundary comes together.…

Slide 1The Theory of Plate Tectonics Slide 2 Tectonic Plates Tectonic Plates are pieces of lithosphere that move around on the Athenosphere. Plates range in size. Some plates…

Slide 1Plate Tectonics Slide 2 What is Plate Tectonics? The Earth’s crust and upper mantle are broken into sections called plates Plates move around on top of the mantle…

Slide 1 Layers of the Earth Slide 2 What Are The Earth’s Layers ? Inner Core Outer Core Mantle Crust Slide 3 Characteristics of The Inner Core Solid ball due to high pressure…