C1.2.4 interpret charts and graphs when C5 Energy Changes 179 dealing with reaction profiles C1.2.5 calculate energy changes in a C5 Energy Changes 180 chemical reaction by considering bond breaking and bond making energies C1.2.6 carry out arithmetic computations C5 Energy Changes 180 when calculating energy changes C1.2.7 describe how you would investigate C5 Energy Changes 176 a chemical reaction to determine whether it is endothermic or exothermic (separate science only) C1.2.8 recall that a chemical cell produces C5 Energy Changes 182 a potential difference until the reactants are used up (separate science only) C1.2.9 evaluate the advantages and C5 Energy Changes 184 disadvantages of hydrogen/oxygen and other fuel cells for given uses (separate science only) C1.3 What is the evidence for climate change, why is it occurring? C1.3.1 describe the greenhouse effect in C9 The atmosphere 302 terms of the interaction of radiation with matter C1.3.2 evaluate the evidence for additional C9 The atmosphere 304 anthropogenic causes of climate change, including the correlation between change in atmospheric carbon dioxide concentration and the consumption of fossil fuels, and describe the uncertainties in the evidence base C1.3.3 describe the potential effects of C9 The atmosphere 306 increased levels of carbon dioxide and methane on the including Earth’s climate, where crops can be grown, extreme weather patterns, melting of polar ice and flooding of low land C1.3.4 describe how the effects of C9 The atmosphere 308 increased levels of carbon dioxide and methane may be mitigated, including consideration of scale, risk and environmental implications C1.3.5 extract and interpret information C10 Sustainable 348 from charts, graphs and tables development C1.3.6 use orders of magnitude to C4 Chemical 166 evaluate the significance of data Changes C1.4 How can scientists help improve the supply of potable water?
C1.2.4 interpret charts and graphs when dealing with reaction profiles C5 Energy Changes 179 C1.2.5 calculate energy changes in a chemical reaction by considering bond breaking and bond making energies C5 Energy Changes 180 C1.2.6 carry out arithmetic computations when calculating energy changes C5 Energy Changes 180 C1.2.7 describe how you would investigate a chemical reaction to determine whether it is endothermic or exothermic (separate science only) C5 Energy Changes 176 C1.2.8 recall that a chemical cell produces a potential difference until the reactants are used up (separate science only) C5 Energy Changes 182 C1.2.9 evaluate the advantages and disadvantages of hydrogen/oxygen and other fuel cells for given uses (separate science only) C5 Energy Changes 184 C1.3 What is the evidence for climate change, why is it occurring? C1.3.1 describe the greenhouse effect in terms of the interaction of radiation with matter C9 The atmosphere 302 C1.3.2 evaluate the evidence for additional anthropogenic causes of climate change, including the correlation between change in atmospheric carbon dioxide concentration and the consumption of fossil fuels, and describe the uncertainties in the evidence base C9 The atmosphere 304 C1.3.3 describe the potential effects of increased levels of carbon dioxide and methane on the Earth’s climate, including where crops can be grown, extreme weather patterns, melting of polar ice and flooding of low land C9 The atmosphere 306 C1.3.4 describe how the effects of increased levels of carbon dioxide and methane may be mitigated, including consideration of scale, risk and environmental implications C9 The atmosphere 308 C1.3.5 extract and interpret information from charts, graphs and tables C10 Sustainable development 348 C1.3.6 use orders of magnitude to evaluate the significance of data C4 Chemical Changes 166 C1.4 How can scientists help improve the supply of potable water?