February 2022 Describe the Rocks Describe each of

February 2022 Describe the Rocks Describe each of these rocks as scientifically as possible. Stretch: Define what is meant by a mineral.

Types of Rock February 2022

Explain how rocks differ Interlocking, igneous, sedimentary, metamorphic, mineral Describe the different properties of rocks. Explain how different types of rocks are formed

February 2022 Minerals and Rocks KEY WORDS: Compound, element, minerals, mixture, grains. Explain what is meant by a mineral and how they differ to rocks. You must write in full sentences and use two key words. Stretch: Suggest how we might use the word interlocking when describing rocks.

February 2022 Rocks and Minerals A mineral is a chemical compound, or element, such as silicon dioxide or sodium chloride. Read the information mixture of different minerals, for A rock is a instance, granite contains quartz, feldspar and mica.

February 2022 Describing Rocks Read the information Rocks are made of grains that fit together. Each grain in the rock is made from a mineral. The grains in a rock can be different colours, shapes and sizes.

February 2022 Describing Rocks Read the information In some rocks the grains fit together with no gaps, we say that the grains are interlocking. Interlocking grains are sometimes called crystals. Rocks made of interlocking crystals are usually hard. Granite has interlocking crystals

February 2022 Describing Rocks Read the information In other rocks the grains are more rounded and there are gaps between them. Rocks like this are not usually as strong as rocks made from interlocking crystals. Rocks made of rounded grains can absorb water because water can get into the gaps between the grains. The rocks are said to be porous Sandstone has rounded grains

February 2022 Find different types of rock in your garden and use the flow chart ( slide 14) to identify the different types of rock. Sample number Type of Rock

February 2022

February 2022 Use the information sheets around the room to help you answer the below questions. C H A L L E N G E Describe in detail the appearance of each of the three types of rock. You may also draw a diagram to support your answer. Explain how each of the three different types of rock are formed. Evaluate three different types of rock. Include their uses and suitability. What is a disadvantage of them? Stretch: Which rock would you built your house out of? You must justify your answer.

February 2022 Quiz 1. What does the presence of tiny crystals in a piece of igneous rock tell you about it? The molten rock cooled quickly 2. Give an example of an igneous rock? 3. What is magma? Basalt Magma is molten rock 4. List the order forming sedimentary rocks? sedimentation - compaction - cementation 5. Which type of rock never contains fossils? Igneous rock never contains fossils.