Reactivity of metals timeline (starter)

Keywords: metal, reactivity, extraction A short activity (starter?) to encourage higher order thinking and identify relationship between reactivity of metals and their date of first extraction. Please note that this was originally published a number of years ago as part of the North Yorkshire Success for All project of which I was part & had the pleasure of working with an excellent team of teachers on resource development. Right click the web link to download the powerpoint show.