Articles tagged with "geology"
Volcanoes Free Printout
May 8, 2013
Volcanoes Free Printout Download our free volcano printout cards for matching and labeling activities. These cards show the parts of a volcano and different types of volcanic eruptions. ⬇️ Download Volcano Cards (PDF) Materials National Geographic Volcano Kit — build and erupt your own volcano with safe chemical reactions For …
Layers of the Earth
April 23, 2013
Layers of the Earth The Earth is a wonderful ball of rock, metal, and heat! Beneath our feet lie several distinct layers, each with its own properties. The Four Main Layers Crust — the thin outer layer we live on, made of rock and soil Mantle — a thick layer …
Earthquakes
March 1, 2013
Earthquakes The Earth is always moving, usually so slowly that we don’t notice it. But sometimes the ground shakes suddenly — that’s an earthquake! What Causes Earthquakes? The Earth’s outer shell is made of large pieces called tectonic plates. These plates float on hot, melted rock deep underground. When plates …
Volcanoes
January 19, 2009
Volcanoes Volcanoes are one of the most dramatic forces of nature — and one of the most exciting topics for young learners! A volcano forms when hot melted rock (magma) from deep inside the Earth pushes up through cracks in the crust. Types of Volcanoes Shield volcanoes — broad, gently …