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1) Half Sheet: THINK PAIR SHARESnakes are cold blooded. Snakes maintain homeostasis by using the environment to supplement their body heat. They must be kept in a warm environment because they use the heat from the environment to maintain homeostasis.2) Worksheet #63) QUIZ #4
Videotape Today’s Lesson • 1) Videotape our Thinking Routines and put on YouTube • 2) E-mail it to Mr. Carlson at Chris.Carlson@hvs.org • 3) Worth 10 points extra credit
QUIZ #4 • When salt is added to an icy sidewalk during the winter what effect does the salt have on the freezing point of the water? • An isomer of butane would have how many carbon atoms? 3) Which of the following is NOT a large organic biological molecule? • proteins B. starches C. DNA D. isomers