Why do we salt roads in icy, winter weather?

Lesson: Science

Does salt affect the rate at which ice melts?

C3 were given this question today and, in groups, had to devise their own investigation from start to finish. The only help given by the teacher was a list of possible equipment and they were asked to try to concentrate on accurate scientific recording, coupled with the need for fair testing. See them in action with their digital recording equipment. I am sure you will agree that there is some great teamwork going on.

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