Questions Name two examples Does it contain layers? Is it soft or hard? What type of grains is it made from? Is it porous or nonporous? How are they formed? Can it contain fossils? Sedimentary Metamorphic Igneous Questions Name two examples Does it contain layers? Is it soft or hard? What type of grains is it made from? Is it porous or non-porous? Sedimentary Metamorphic Igneous __________ and ___________ ___________ and __________ ___________ and __________ _________ ______________ _____________ ___________________ ______________ ___________ _________ grains weakly held Randomly arranged together ______ crystals interlocking ______ crystals ________ ________ ___________ __________________ The inside of the earth is very How are they formed? hot – hot enough to melt rocks. _________ breaks up the rocks Can it contain fossils? Molten (liquid) rock forms and ___________ moves the Extreme________ and when rocks melt. The molten bits away. These grains are _______________ on rock is called ________. When fixed together by ___________ sedimentary rock make the magma cools and solidifies and ____________. metamorphic rocks igneous rock forms. _____________ _______________ fossils ____________ Questions Name two examples Sedimentary Sandstone and Limestone and Chalk and coal Metamorphic Marble and Slate Igneous Granite and Basalt Does it contain layers? Yes Thin layers No Is it soft or hard? What type of grains is it made from? Soft Small grains weakly held together Harder than sedimentary Small crystals Hardest Randomly arranged interlocking big crystals Is it porous or nonporous? porous Non-porous Non-porous How are they formed? Can it contain fossils? Erosion breaks up the rocks Extreme pressures and The inside of the earth is and weathering moves the temperatures on sedimentary very hot – hot enough to bits away. These grains are rock make metamorphic melt rocks. Molten (liquid) fixed together by compaction rocks rock forms when rocks and cementation. melt. The molten rock is called magma. When the magma cools and solidifies igneous rock forms. Yes Twisted fossils no
