1. Volcanic Landforms

2. Landforms From Lava and Ash • Rock and other materials formed from lava create a variety of landforms including __________________, __________________, _________________, and ___________________.

3. Shield Volcanoes • A wide gently sloping _____________ made of layers of lava and formed by ______________. • Shield volcanoes rising from a hot spot on the ocean floor created the __________ ___________.

4. Cinder Cone Volcanoes • A steep _________ ____________ hill or mountain. • Cinder cone volcanoes occur from pile up of _____________, ____________, and _____________ from an explosive volcano.

5. Composite Volcano • Tall, cone shaped mountains in which layers of ______________ alternate with layers of ______________. • Examples: Mt. Saint Helens, Mt. Fuji

6. Lava Plateau • High level areas formed from lava • Example: Columbia Plateau Caldera: • A huge hole left by the _____________ of a _______________ mountain. • The hole is filled with the __________ of the ____________ that have fallen inward as well as some __________ and ___________.

7. Soils from lava and ash • Soils made from volcanic ash is some of the richest soil in the world. • Volcanic ash breaks down and releases _______________, ______________, and other materials that plants need. • People settle near volcanoes to take advantage of the ___________ ___________.

8. Landforms from Magma • Features formed from magma include: volcanic necks, dikes, and sills, as well as batholiths and dome mountains. Volcanic necks, dikes, and sills: • A neck forms when magma hardens in a ____________ __________. • Magma that forces itself across ____________ ___________ hardens into a dike.

9. When magma squeezes between __________ of ___________ it is called a sill. Batholiths: • A mass of rock formed when a large body of magma ___________ inside the ___________. Dome Mountains: • Forms when rising magma is ____________ by horizontal layers of ____________. The magma forces the layers of rock to ___________ upward into a dome shape