Private teachers in بقيق Saudi Arabia

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1 private teacher in بقيق Saudi Arabia

الاء - Abqaiq19Fr

19FrTypes of rocks 🎯 Lesson objectives: For the student to distinguish between the three types of rocks: igneous, sedimentary, and metamorphic. For the student to link the type of rock to its source.

Who among you has visited a mountain or seen rocks of different colors and shapes? Why do you think the rocks are different? Let's find out together! 1. Igneous rocks: They are formed by volcanoes after magma (lava) cools. An example from the Saudi environment: the Harrat Rahat rocks south of Medina. Appearance: dark, hard, and perforated. 2. Sedimentary rocks: It is formed by the accumulation of layers of sand and clay over time. Local example: Rocks in the Great Nafud Desert. Its shape: clear layers, easy to crumble. 3. Metamorphic rocks: It is formed by the alteration of other rocks due to pressure and heat. Example: Metamorphic granite rocks in the Hejaz Mountains. Its shape: its colors are intertwined and strong.

Science · Biochemistry

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