In the League Directory, NFL.com users find fantasy leagues sorted by league type, draft type, draft date, scoring settings, and roster settings. The Details link under League Notes provides the league settings.
There are two known processes by which magma ceases to exist: by volcanic eruption, or by crystallization within the crust or mantle to form a pluton. In both cases the bulk of the magma eventually cools and forms igneous rocks.
Igneous rocks are formed by the cooling and hardening of melted rock material. Students will learn how rate of cooling affects what type of rock forms. Instructional Method: Game. Goal: Students will be introduced to igneous rocks, how they form, what the different types are and how to identify them.