Science 9:  Today we took notes about Trophic Levels and the movement of energy and atoms through the biosphere.  We read section 2.4 from the old Science Probe 10.  We finished off with a Paul Nicklen TED Talk about Polar food chains.

Chemistry 11:  Today did the Titrations WS in preparation for tomorrow's Reactions Unit Test.   Due Tuesday is the Reactions Practice Test and Lab 20C.