Quick Quiz 1 Which list contains only fuels? A wood, iron, plastic

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Presentation transcript:

Quick Quiz 1 Which list contains only fuels? A wood, iron, plastic 7Fe Quick Quiz 1 Which list contains only fuels? A wood, iron, plastic B wood, petrol, oxygen C petrol, oil, natural gas D air, wood, oil Exploring Science 7 © Pearson Education Limited 2004

Quick Quiz 2 When a fuel burns there is: 7Fe Quick Quiz 2 When a fuel burns there is: A a reversible physical change B a reversible chemical change C an irreversible physical change D an irreversible chemical change. Exploring Science 7 © Pearson Education Limited 2004

7Fe Quick Quiz 3 Which statement finishes off this word equation for burning? fuel + oxygen ® _______________ A carbon dioxide + water (+ energy) B carbon dioxide + carbon monoxide C fuel oxide + oxygen (+ energy) D methane + carbon dioxide (+ energy) Exploring Science 7 © Pearson Education Limited 2004

Quick Quiz 4 Which of these candles will burn the longest? B C A D 7Fe Exploring Science 7 © Pearson Education Limited 2004

Quick Quiz answers 1 Which list contains only fuels? 7Fe Quick Quiz answers 1 Which list contains only fuels? A wood, iron, plastic B wood, petrol, oxygen C petrol, oil, natural gas D air, wood, oil Exploring Science 7 © Pearson Education Limited 2004

Quick Quiz answers 2 When a fuel burns there is: 7Fe Quick Quiz answers 2 When a fuel burns there is: A a reversible physical change B a reversible chemical change C an irreversible physical change D an irreversible chemical change. Exploring Science 7 © Pearson Education Limited 2004

7Fe Quick Quiz answers 3 Which statement finishes off this word equation for burning? fuel + oxygen ® _______________ A carbon dioxide + water (+ energy) B carbon dioxide + carbon monoxide C fuel oxide + oxygen (+ energy) D methane + carbon dioxide (+ energy) Exploring Science 7 © Pearson Education Limited 2004

Quick Quiz answers 4 Which of these candles will burn the longest? B C 7Fe Quick Quiz answers 4 Which of these candles will burn the longest? B C A D Exploring Science 7 © Pearson Education Limited 2004