Monday, September 5, 2011

Grade 8: Week of September 6-9

We have learned about the parts of the hydrosphere, groundwater, the effects of overusing aquifers, and water as the universal solvent.  This week we will continue to examine properties of water through labs.  Last week students tried to dissolve many substances in water such as crackers, chips, sugar, and even Oreo cookies to examine water as a universal solvent.  This week we will examine water's high specific heat compared to other materials, density of water and other objects, buoyancy of objects in water, and adhesion of water to other substances such as celery.  Upon examining the properties of water, students will draw conclusions in a lab exercise.  We will have a quiz on the properties of water Thursday and a review sheet to prepare for our Hydrosphere test next week.

Please note that students will most likely have homework every night of the week except Friday from now until the end of the year.  I do not give homework on the weekend unless it is signing a form.  However, I will not give homework on September 8th because of many sports games.

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