9E+Key+terms

9E Building for the future

9E Key terms

 * acid rain || deposit || non-renewable || salt ||
 * alkali || ductility || ore || sediment ||
 * alloy || erosion || physical weathering || sedimentary rock ||
 * base || geology || porous || semi-metal ||
 * brittle || igneous rock || property || sustainable ||
 * cemented || malleability || raw material || symbol equation ||
 * chemical weathering || metal || re-use || tension ||
 * compacted || metamorphic rock || recycle || toxic ||
 * compression || mixture || rigid || word equation ||
 * concrete || neutralisation reaction || rock cycle ||  ||
 * density || non-metal || rust ||  ||