The picture above shows a laboratory centrifuge, which might be used to collect DNA from tissue samples. Other uses for centrifuging are when you make billy tea – spinning the billy to make the tea leaves settle at the bottom. You might even have been in a human centrifuge at the show or Luna Park!
You can learn more about Separating Mixtures by going to our Year 7 Maths and Science wiki – you will need to register if you don’t already have a wiki account (use your school email) and join the wiki. You will find lots of activities there to keep you busy (and learning!) over the holidays!.
Try this fun quiz at Quia to test your knowledge about Separating Mixtures: http://www.quia.com/rr/450972.html