3.4 _________rocks ____as ______ rocks _______

Classifying Rocks 3 rock types _________ ________ __________

____________ The process by which ______ rock is _____ by ______or ______

Metamorphic Rocks “________” Igneous and sedimentary rocks that have _______ due to ____ and ________ Heat and pressure cause _____combinations or new crystals to form **heating and cooling of in ______layer may lead to this formation

Metamorphic

Parent Rock The ______rock went through _______. (the rock _____) Ex: _____ rock and _______rock “melting” together to form this new metamorphic rock) A metamorphic rock ____be a ______to another metamorphic rock One rock, “melting” and turning into another

Changes in Metamorphism Rocks may and _______ together Rocks may “ ” together to form rocks

Recrystallization The process by which ____between in ______break and _______in ways during metamorphism

Bands in Rocks Foliation: the arrangement of minerals in flat or wavy parallel bands. Found in rocks made of 2 or more minerals

Foliated metamorphic rocks Slate Gneiss

Rock Metamorphic rock ______ foliation (bands/stripes) Primarily made of __mineral ___subject to high _________

Non foliated metamorphic Rocks Marble Quartzite

Brain Pop http://www.brainpop.com/science/earthsystem/typesofrocks/preview.weml