their arrangement that has altered. Describe the changes of state in terms of solids, liquids and gases. 4.3.1.2 Chemical and Changes of state are 0.5 What is the difference between a Demonstrate physical and physical changes. physical changes; the chemical and a physical change? chemical changes and, change does not produce a where possible, the Describe the difference between new substance. If the reversibility of a physical a chemical and a physical change is reversed the change, eg melting ice and change and provide examples substance recovers its then refreezing. for both types. original properties. Describe how, if a physical change is reversed, the substance will recover its original properties. 4.3.2 Internal energy and energy transfers Spec ref. Summary of the Learning outcomes Suggested Opportunities to develop Scientific Opportunities to develop and Self/peer specification timing Communication skills apply practical and enquiry assessment What most candidates should content (hours) skills opportunities and be able to do resources Reference to past questions that indicate success
their arrangement that has altered. Describe the changes of state in terms of solids, liquids and gases. 4.3.1.2 Chemical and physical changes. Changes of state are physical changes; the change does not produce a new substance. If the change is reversed the substance recovers its original properties. 0.5 What is the difference between a chemical and a physical change? Describe the difference between a chemical and a physical change and provide examples for both types. Describe how, if a physical change is reversed, the substance will recover its original properties. Demonstrate physical and chemical changes and, where possible, the reversibility of a physical change, eg melting ice and then refreezing. 4.3.2 Internal energy and energy transfers Spec ref. Summary of the specification content Learning outcomes What most candidates should be able to do Suggested timing (hours) Opportunities to develop Scientific Communication skills Opportunities to develop and apply practical and enquiry skills Self/peer assessment opportunities and resources Reference to past questions that indicate success
AQA-8463-SOW-MATTER.DOCX