into those which refer to Evaluate a model of predators and those which predator–prey populations refer to prey organisms and explain the importance of predators 3 3 Obtaining Year Term 49 Recognise how abundant Quick starter; interactive 3.3.2 Obtaining Earth as a source of Worksheet 3.3.2 useful common ores are in the 8 2 activity; video, interactive metals from limited resources materials Earth ores activity Explain how ores are extracted from the Earth 2 6 Magnetism Year Term 49 2.6.17 Investigate and explain Worksheet 2.6.17; Quick starter; Interactive Electric current, Comparing and current and voltage in 8 2 Practical sheet activity: Order the circuits measured in series and electricity series and parallel circuits amperes, in circuits 2.6.17; from the one with the parallel Explain the circuits in our Series and parallel highest current, to the one Technician’s notes circuits homes circuits, currents add 2.6.17 with the lowest where branches meet and current as flow of charge Potential difference, measured in volts, battery and bulb ratings 2 2 Looking at Year Term 50 2.2.16 Describe how toxins pass Worksheet 2.2.16 Quick starter; Interactive How organisms plant and along the food chain 8 2 activity: Match the farming affect, and are the effects ecosystems Explain how toxins enter affected by, their chemical to its use; of toxins in and accumulate in food environment, Slideshow: A look at the chains including the bioaccumulation of mercury environment accumulation of toxic Evaluate the advantages materials and disadvantages of using pesticides 3 3 Obtaining Year Term 50 Use evidence to identify 3.3.3 The order of metals Worksheet 3.3.3; Quick starter; interactive useful the reactivity series of 8 2 reactivity and carbon in the Practical sheet activity; slideshow materials metals reactivity series 3.3.3; Technician’s Represent reactions using Representing notes 3.3.3 formulas and equations chemical reactions
Evaluate a model of predator–prey populations and explain the importance of predators into those which refer to predators and those which refer to prey organisms Year 8 Term 2 49 3 3 Obtaining useful materials 3.3.2 Obtaining metals from ores Recognise how abundant common ores are in the Earth Explain how ores are extracted from the Earth Earth as a source of limited resources Worksheet 3.3.2 Quick starter; interactive activity; video, interactive activity Year 8 Term 2 49 2 6 Magnetism and electricity 2.6.17 Comparing series and parallel circuits Investigate and explain current and voltage in series and parallel circuits Explain the circuits in our homes Electric current, measured in amperes, in circuits Series and parallel circuits, currents add where branches meet and current as flow of charge Potential difference, measured in volts, battery and bulb ratings Worksheet 2.6.17; Practical sheet 2.6.17; Technician’s notes 2.6.17 Quick starter; Interactive activity: Order the circuits from the one with the highest current, to the one with the lowest Year 8 Term 2 50 2 2 Looking at plant and ecosystems 2.2.16 the effects of toxins in the environment Describe how toxins pass along the food chain Explain how toxins enter and accumulate in food chains Evaluate the advantages and disadvantages of using pesticides How organisms affect, and are affected by, their environment, including the accumulation of toxic materials Worksheet 2.2.16 Quick starter; Interactive activity: Match the farming chemical to its use; Slideshow: A look at bioaccumulation of mercury Year 8 Term 2 50 3 3 Obtaining useful materials 3.3.3 reactivity Use evidence to identify the reactivity series of metals Represent reactions using formulas and equations The order of metals and carbon in the reactivity series Representing chemical reactions Worksheet 3.3.3; Practical sheet 3.3.3; Technician’s notes 3.3.3 Quick starter; interactive activity; slideshow
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