Homework Help: Science

Posted by Javal on Sunday, October 24, 2010 at 5:17pm.

Example of a physical change that has a colour change?

Science - rebekah, Sunday, October 24, 2010 at 5:25pm
If you heat an iron bar until it glows red hot. the chemical composition is still the same but the silver iron bar changed to a red color

hope that helps:)
Science - Javal, Sunday, October 24, 2010 at 5:33pm
oh thanks
yea thats perfect what i needed

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