Tuesday, 31 March 2015

Science Experiments

Ben brought a great experiment into class to share with us today. It was called a lava lamp. He used water, oil, glitter and salt in a jar. When the salt was added to the oil and water mixture the 'lava' sank and then rose again. It was a great experiment about the density of liquids. Thanks for sharing Ben!

We also did an experiment to test our reflexes. We had to see how fast or slow we could catch a meter stick as gravity pulled it down through our opening and closing hands. 


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