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Pearson science 7 Teaching Program 4–5 weeks Chapter 3 Overview This chapter covers the Earth’s major resources, including, soils, air, rocks, fossil fuels, water, living things and sunlight. Students explore the notion of renewable and non-renewable resources and consider how this classification depends on the timescale considered. Students describe the changes of state that occur in the water cycle, investigate factors affecting the water cycle in nature and explore ways that humans manage water and affect the water cycle. Strand Content description and elaborations Science Understanding EARTH AND SPACE SCIENCES Science as a Human Endeavour NATURE AND DEVELOPMENT OF SCIENCE recognising that traditional and Western scientific knowledge can be used in combination to care for Country and Place USE AND INFLUENCE OF SCIENCE Science Inquiry Skills Unit 3.1 Major Earth resources Strand Content descriptor and Elaboration Suggested teaching and learning strategies Science Understanding EARTH AND SPACE SCIENCES Interactive Lesson: Class Activity - Rock formation Pearson science 7 Resources Pearson Reader science4fun – Rocks SB: p68 science4fun Natural resources Define natural resource as something that satisfies the needs of organisms, including humans. Natural resources include rocks, fossil fuels, soil, air, water, living things and sunlight. SB: p68 Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Register Pearson science 7 Teaching Program 4–5 weeks Chapter 3 Renewable and non-renewable resources Define these terms in light of the human lifetime. SB: p69 Living things as a resource Briefly mention how we rely on plants and animals for food, shelter building materials, clothing, fertilisers, fuel and so on. Encourage students to think of other uses of living things. Living things are usually considered to be renewable since most regenerate within an average human lifetime. SB: p69 Air as a resource Explain the break-down of air including nitrogen, oxygen, carbon dioxide and other gases. Outline how carbon and oxygen cycle through the atmosphere as water, oxygen and carbon dioxide via respiration (breathing) and photosynthesis. SB: p70 Prac 1 – Renewing air SB: p77 Prac 1 Sunlight as a resource Sunlight is vital to produce growth in plants and therefore animals too. Although not Earth-based sunlight is considered to be a renewable resource. SB: p71 Water as a resource Although water cycles throughout the Earth and its atmosphere, the amount of water on earth is about the same as always. Therefore water is a renewable resource. SB: p71 Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Pearson science 7 Teaching Program Science Inquiry 4–5 weeks Chapter 3 Rocks as a resource Rocks are resources because not only can they be useful themselves, the minerals and materials in the rocks are valuable too. Some uses of minerals are described in Table 3.1.2. Although some new rock is being made in volcanoes, rocks and the minerals they contain are considered to be a non-renewable resources. Soil as a resource Soil is non-renewable, however it can be supplanted with fertilisers and good care. Discuss with students: Weathering Erosion and deposition Soil profiles Fertilisers SB: p72–73 science4fun – In the dirt SB: p74 science4fun Prac 2 – Water holding capacity SB: p78 Prac 2 Prac 3 – Erosion on a slope SB: p79 Prac 3 Activity Book 3.1 – Difference in soils AB: 3.1 Activity Book 3.2 – Looking after soil AB: 3.2 Inquiring questions: 1–4 – Research Prac 1 – Renewing air SB: p76 Inquiring Q1–4 SB: p77 Prac 1 Prac 2 – Water-holding capacity SB: p78 Prac 2 Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 SB: p73–75 Pearson science 7 Teaching Program Unit assessment 4–5 weeks Chapter 3 Prac 3 – Erosion on a slope SB: p79 Prac 3 Complete selected unit review questions Research portfolio SB: p76 Unit review SB: p76 Inquiring Q1–4 Pearson science 7 Resources Pearson Reader Unit 3.2 Energy sources Strand Content descriptor and Elaboration Suggested teaching and learning strategies Science Understanding EARTH AND SPACE SCIENCES Interactive Lesson: Class Activity - Energy resources Energy demand We have high energy demands and the demand is increasing. Use Figure 3.2.1 to compare modern technological society with the societies of the past. SB: p80 Use Table 3.2.1 to compare Australia’s energy use per capita with those of other countries. Non-renewable energy sources Introduce students to non-renewable resources such as fossil and nuclear fuels. SB: p81 Renewable energy sources Describe how renewable energy sources can be used repetitively. Discuss: Hydroelectricity (electricity from water). Biomass (energy from dead plant and animal matter or waste) Solar energy (energy from the sun) Wind energy Energy from the ocean SB: p82–85 Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Register Pearson science 7 Teaching Program 4–5 weeks Chapter 3 Geothermal energy (from under the Earth’s crust) Describe the problem of how to get the energy to where it is needed and how much is needed. science4fun – Using the sun Science as a Human Endeavour Science Inquiry Unit assessment Prac 1 – Energy from food SB: p83 science4fun SB: p90 Prac 1 Prac 2 – Harnessing the wind SB: p91 Prac 2 Activity Book 3.3 – Algae as a biofuel source AB: 3.3 Energy conservation Suggest ways of conserving energy. SB: p86 text Umeme Kwa Wote – Energy for all Explain how this African community benefits from using solar energy. SB: p87 SHE Activity Book. 3.4 – ‘Umeme Kwa Wote’: energy for all AB: 3.4 Inquiring questions: 1–3 – Research SB: p89 Inquiring Q1–3 Prac 1 – Energy from food SB: p90 Prac 1 Prac 2 – Harnessing the wind Complete selected unit review questions SB: p91 Prac 2 SB: p88–89 Unit review SB: p89 Inquiring Q1–3 Research portfolio Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Pearson science 7 Teaching Program 4–5 weeks Chapter 3 Unit 3.3 The water cycle Strand Content descriptor and Elaboration Suggested teaching and learning strategies Science Understanding EARTH AND SPACE SCIENCES Water on Earth Earth is made up of about 70% water but only 0.01% of it is renewable fresh water. Use Figure 3.3.2 to compare the percentage of water which is usable with other forms. Pearson science 7 Resources Pearson Reader SB: p92 science4fun – Dripping glass SB: p93 science4fun The water cycle The amount of water on Earth is finite. It is always recycled by the water cycle. Use Figure 3.3.8 to explain the process involved with the water cycle. Prac 1 – The water cycle SB: p93–94 text Activity Book 3.5 – Water cycle terms AB: 3.5 Activity Book 3.6 – The water cycle AB: 3.6 Groundwater Water under ground is groundwater. Introduce students to the idea of pervious and impervious rocks. Introduce the Great Artesian Basin. SB: p95 Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 SB: p100 Prac 1 Register Pearson science 7 Teaching Program Science Inquiry Unit assessment 4–5 weeks Chapter 3 Factors affecting the water cycle Many natural factors affect the water cycle including States of water Air temperature Humidity Air movement Landscape Vegetation Amount of Sunshine SB: p95–97 Prac 2 – Measuring evaporation Activity Book 3.7 – Flowing water Inquiring questions: 1–3 – Research SB: p101 Prac 2 AB: 3.7 SB: p99 Inquiring Q1–3 (max 2) Prac 2 – Measuring evaporation SB: p101 Prac 2 Complete selected unit review questions SB: p98–99 Unit review SB: p99 Inquiring Q1–3 Research portfolio Unit 3.4 Water management Strand Content descriptor and Elaboration Suggested teaching and learning strategies Science Understanding EARTH AND SPACE SCIENCES science4fun – Ants and water Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Pearson science 7 Resources Pearson Reader SB: p102 Register Pearson science 7 Teaching Program 4–5 weeks Chapter 3 science4fun Traditional water use Explain Indigenous Perspectives to how water is managed. Prac 1 – Water from leaves Storing water in dams Explain how dams are advantageous – even if they do change the water cycle. Irrigation Farmers use irrigation Spray irrigation Flood irrigation Moving water around Dams and piping can be used to move water around. SB: p102–103 Cities Cities change the affects of water, but stormwater can be collected and in some cases if helpful for city water supply. Prac 2 – Run off or soak in? Activity Book 3.7 – Flowing water SB: p106 Activity Book 3.8 – Using stormwater AB: 3.8 Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 SB: p111 Prac 1 SB: p103 SB: p104 SB: p105 SB: p112 Prac 2 AB: 3.7 Pearson science 7 Teaching Program Science as a Human Endeavour Science Inquiry Unit assessment NATURE AND DEVELOPMENT OF SCIENCE USE AND INFLUENCE OF SCIENCEUSE AND INFLUENCE OF SCIENCE 4–5 weeks Chapter 3 Traditional water use SB: p103 Inquiring question 1 SB: p109 Inquiring Q1 Using storm water Describe how storm water is used on a large scale, like in Melbourne, and on a smaller scale, like Rain gardens in Queensland. SB: p107–108 SHE Inquiring questions: 1-4 – Research SB: p110 Inquiring Q1–4 (2 max recommended) Prac 2 – Run off or soak in? SB: p112 Prac 2 Complete selected unit review questions SB: p109-110 Unit review SB: p110 Inquiring Q1–4 Research portfolio Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Pearson science 7 Teaching Program 4–5 weeks Chapter 3 Chapter Review Suggested teaching and learning strategies Complete the chapter review questions at the end of the chapter Complete the Thinking scientifically questions at the end of the chapter Reteach and relearn Quick quiz (revision) Interactive Quiz Complete Activity book 3.9 – Literacy review Review glossary of terms introduced in the chapter Pearson science 7 Resources SB: p113 –114 Chapter review SB: p115 Thinking scientifically Teachers companion Teachers companion Pearson Reader AB: 3.9 SB: p116–117 Glossary Chapter Test Pearson Reader Program review and evaluation Topic Modifications required in program Additional practicals and skill development Assessment for learning strategies Projects undertaken Websites Copyright © Pearson Australia 2011 (a division of Pearson Australia Group Pty Ltd) ISBN 978 1 4425 2351 7 Register