Sunday 15 August 2010

Why is the sea salty?

We have a great book called TELL ME WHY by Hamlyn. This is one of the questions it asked and we decided to have a better look into it and look at a few suggestions on the internet. I put all the info and some images into this powerpoint presentation and then converted it into PDF for upload to my scribd.com page.

Here it is:

You can view it here fullscreen or see it below:

http://www.scribd.com/full/35916754?access_key=key-2m3dzcnq8chm1tnxydru

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