stretch or compression Technician’s notes Investigate forces involved in as force is changed 2.1.3 compressing and stretching materials. Identify applications for compressible and stretchable materials. Year Term 2 2.1.4 Forces, Contact Investigating Forces associated with Worksheet 2.1.4; Investigate the effects of applied 8 1 forces Law deforming objects; Practical sheet forces on springs. stretching and 2.1.4; Generate data to produce a squashing springs Technician’s notes – and analyse outcomes. 2.1.4 Measurements of stretch or compression as force is changed Force–extension linear relation; Hooke’s Law as a special case Year Term 2 2.1.5 Forces, Pressure Exploring Pressure measured by Worksheet 2.1.5a; Explain how pressure can be 8 1 pressure on a ratio of force over area Worksheet 2.1.5b; applied on a solid surface. surface acting normal to any Practical sheet – Describe some effects of varying surface 2.1.5; pressure. Technician’s notes 2.1.5 Year Term 2 2.1.6 Forces, Pressure Exploring Pressure in liquids, Worksheet 2.1.6; Describe how pressure in a liquid 8 1 pressure in a increasing with depth Technician’s notes alters with depth. fluid 2.1.6 Atmospheric pressure; Describe how pressure in a gas decreases with varies with height the Earth. increase of height as Explain pressure changes in weight of air above relation to particles and gravity. decreases with height Year Term 3 2.1.7 Forces, Pressure Calculating Pressure measured by Identify the factors that determine Worksheet 2.1.7; 8 1 pressure ratio of force over area Practical the size of pressure on a solid. acting normal to any 2.1.7; – Calculate the size of pressure surface Technician’s notes exerted. 2.1.7 Year Term 3 2.1.8 Forces, Pressure Explaining Upthrust effects, Worksheet 2.1.8; Explain why some objects float 8 1 floating and floating and sinking Practical sheet and others sink. sinking 2.1.8; Relate floating and sinking to Technician’s notes density, displacement and 2.1.8 upthrust. Explain the implications of these ideas. Year Term 3/4 End of chapter assessment 8 1
stretch or compression as force is changed Investigate forces involved in compressing and stretching materials. Identify applications for compressible and stretchable materials. Technician’s notes 2.1.3 Year 8 Term 1 2 2.1.4 Forces, Contact forces Investigating Law Forces associated with deforming objects; stretching and squashing – springs Measurements of stretch or compression as force is changed Force–extension linear relation; Hooke’s Law as a special case Investigate the effects of applied forces on springs. Generate data to produce a and analyse outcomes. Worksheet 2.1.4; Practical sheet 2.1.4; Technician’s notes 2.1.4 Year 8 Term 1 2 2.1.5 Forces, Pressure Exploring pressure on a surface Pressure measured by ratio of force over area – acting normal to any surface Explain how pressure can be applied on a solid surface. Describe some effects of varying pressure. Worksheet 2.1.5a; Worksheet 2.1.5b; Practical sheet 2.1.5; Technician’s notes 2.1.5 Year 8 Term 1 2 2.1.6 Forces, Pressure Exploring pressure in a fluid Pressure in liquids, increasing with depth Atmospheric pressure; decreases with increase of height as weight of air above decreases with height Describe how pressure in a liquid alters with depth. Describe how pressure in a gas varies with height the Earth. Explain pressure changes in relation to particles and gravity. Worksheet 2.1.6; Technician’s notes 2.1.6 Year 8 Term 1 3 2.1.7 Forces, Pressure Calculating pressure Pressure measured by ratio of force over area – acting normal to any surface Identify the factors that determine the size of pressure on a solid. Calculate the size of pressure exerted. Worksheet 2.1.7; Practical 2.1.7; Technician’s notes 2.1.7 Year 8 Term 1 3 2.1.8 Forces, Pressure Explaining floating and sinking Upthrust effects, floating and sinking Explain why some objects float and others sink. Relate floating and sinking to density, displacement and upthrust. Explain the implications of these ideas. Worksheet 2.1.8; Practical sheet 2.1.8; Technician’s notes 2.1.8 Year 8 Term 1 3/4 End of chapter assessment
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