The text reference for today's lesson is p.322-326.
Homework: p.326 #1-3; p.329 #5; prepare for the experiment on p.351-352 by writing a hypothesis (see the "Prediction" p. 351) and setting up the observation table.
Homework: p.326 #1-3; p.329 #5; prepare for the experiment on p.351-352 by writing a hypothesis (see the "Prediction" p. 351) and setting up the observation table.