The Magic School Bus Inside the Earth by Joanna Cole and Bruce Degan
Earthquakes and Volcanoes by Lin Sutherland and Thomas Wright
Rocks and Minerals by Tracy Staedter and Carolyn Rebbert
Firefly Guide to Minearls, Rocks, & Fossils by Bishop, Woolley, and Hamilton
Geology by Barbara Murck
Vocabulary Added:
magmatic differentiation: how a single magma can produce a variety of rocks
fractional crystallization: when crystals and liquids are separated from one another
Discussion:
Types of rocks vary due to composition, partial melting, cooling rate, fractional crystallization
Familiar types of volcanic rocks (pumice, obsidian, granite, basalt)
Activity:
Identifying igneous rocks - around the house, garden, in buildings, in stores. Collect samples if possible.
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