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rd 3 Grade Rocks & Minerals Mrs. Thornburg’s Vocabulary Pictures Label the parts of the earth. • 1: _____________ 2. • 2: _____________ • 3: _____________ 3. 1. Label the parts of the earth. • 1: Mantle 2. • 2: Crust • 3: Core 3. 1. What do we call rock that was once melted, but has cooled and hardened? 4.____________________________________ Igneous Rock What do we call a rock that forms from material that has settled into layers that are squeezed together over time? 5._________________________________ Sedimentary Rock What do we call a igneous, sedimentary, or metamorphic rock that has been changed by heat and pressure? 6._____________________________________ Metamorphic Rock What is the process whereby each type of rock can be changed into another called? 7.____________________________________ Rock Cycle What is a solid object that was formed in nature that was never alive? 8.__________________________________ Mineral What is a solid substance made of minerals called? 9.___________________________________ Rock