Explain why internationally agreed polythene, glass, pure water, sea out how some symbols and conventions are water, air, salt) and ask them to sort other elements necessary in science communication. the list into two groups: elements and symbols were Recognise some symbols for common other substances. chosen (e.g. W, elements. Au, Ag, Pb, Cu) Use the periodic table to look up Exploring: Elements’ symbols and annotate symbols for elements. Issue students with a basic periodic their periodic Relate the uses of different elements table with names and symbols (Skills table with this to their properties. Sheet SC 5) and ask them to colour information. Securing in the symbols that match the letters Explain the advantages of recycling of each element's name. metals. Describe how some elements are found Explaining: Elements in use in their native states. Display some large samples of Explain why some elements have been elements from the store cupboard. known for much longer than others. State their names and ask students Exceeding to find their symbols. Then discuss Explain how new evidence has their properties and how the property changed ideas about elements. is linked to a use. Plenary: Thinking about the Earth’s elements Odd One Out: iron, silicon and carbon dioxide. (Possible answers: iron, as it is the only carbon dioxide, as it is the only compound the others are – elements; carbon dioxide, as it is the only gas.) Lesson 7Hc: Metals and non-metals Learning objectives Exemplar teaching activities Differentiation Resources Maths skills Practical skills Developing Starter: Uses of metals Starter: Uses of Resources n/a Students carry Identify some common materials as Introduce a display of different metals metals from 7Hc out three tests being metals or not. to the class and ask students to Extend to discuss Exploring to examine the Describe some common properties of match each metal with a possible use. the properties of Science. thermal metallic and non-metallic materials. conduction,
Explain why internationally agreed symbols and conventions are necessary in science communication. Recognise some symbols for common elements. Use the periodic table to look up symbols for elements. Relate the uses of different elements to their properties. Securing Explain the advantages of recycling metals. Describe how some elements are found in their native states. Explain why some elements have been known for much longer than others. Exceeding Explain how new evidence has changed ideas about elements. polythene, glass, pure water, sea water, air, salt) and ask them to sort the list into two groups: elements and other substances. Exploring: Elements’ symbols Issue students with a basic periodic table with names and symbols (Skills Sheet SC 5) and ask them to colour in the symbols that match the letters of each element's name. Explaining: Elements in use Display some large samples of elements from the store cupboard. State their names and ask students to find their symbols. Then discuss their properties and how the property is linked to a use. Plenary: Thinking about the Earth’s elements Odd One Out: iron, silicon and carbon dioxide. (Possible answers: iron, as it is the only carbon dioxide, as it is the only compound – the others are elements; carbon dioxide, as it is the only gas.) out how some other elements symbols were chosen (e.g. W, Au, Ag, Pb, Cu) and annotate their periodic table with this information. Lesson 7Hc: Metals and non-metals Learning objectives Exemplar teaching activities Differentiation Resources Maths skills Practical skills Developing Identify some common materials as being metals or not. Describe some common properties of metallic and non-metallic materials. Starter: Uses of metals Introduce a display of different metals to the class and ask students to match each metal with a possible use. Starter: Uses of metals Extend to discuss the properties of Resources from 7Hc Exploring Science. n/a Students carry out three tests to examine the thermal conduction,
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