The students use the storyboard to explain how the Earth's atmosphere has changed. The resource enables them to say what the atmosphere used to be like and why, why is changed and what it's like now.
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Ok but chemical formula are incorrect Co is not carbon dioxide! And Nh isnt correct either.
kirstybotham
4 years ago
Hi.its just the font that I originally used that isn't recognised by your computer. You can either download the font (it should say it's name when you click on it the text) or just reformat it with a font if your choice. Thanks.
Empty reply does not make any sense for the end user
