Saturday, February 23, 2019 Objective: YWBAT explain the visual differences between the three types of rocks. Drill: What are three ways a rock can melt? ( use your book page 87) Homework Play Outside! (It’s okay to get wet)

Answer Rocks can melt when, Its heated Pressure is released Composition changes

Did you know…? Did you know the Great Barrier Reef in Australia is more than 2,000 km long

Today’s Activities Drill Classifying rocks investigation Conclusion

Conclusion In which type of rock is it possible to find shells or fossils? Why not the other two types?

Answer Sedimentary rocks may contain fossils or shells. Igneous will not because it comes from melted rock. Metamorphic rocks form when pre-existing rocks go through intense heat and pressure.