Homework November 8, 2011

Math - Periods 1 and 2 - No homework
Science - Periods 3 and 4 - Complete Mixtures and Solutions packet #14-21 and #'s 1 and 2 for the short answer.

For 2 tickets - Solve this riddle:
I am used to bat with, yet I never get a
hit. I am near a ball, yet it is never
thrown. What am I?