Monday, February 24, 2014
Rubbing Rocks
We studied the properties of rocks by rubbing them together. We discovered how some rocks are harder than others.
Weighing Rocks
We have been learning about the properties of rocks. One way we learned about the properties of rocks was by weighing them.
Toothpaste Experiment
We discussed whether toothpaste is a liquid or a solid. We added water to the toothpaste and then let it sit for three days. Do you think it is a liquid or a solid now?
Sunday, February 9, 2014
Is toothpaste a liquid or a solid?
We are getting near the end of our unit on liquids and solids. We are studying the properties of toothpaste. Is toothpaste a solid or a liquid?
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