Standard:
S6CS5. Students will use the ideas of system, model, change, and scale in exploring scientific and technological matters. Essential Question: How do we redesign after failure? Bell Ringer: Solve the two problems below. 1. Your last good ping-pong ball fell down into a narrow metal pipe imbedded in concrete one foot deep. How can you get it out undamaged, if all the tools you have are your tennis paddle, your shoe-laces, and your plastic water bottle, which does not fit into the pipe? 2. A Petri dish hosts a healthy colony of bacteria. Once a minute every bacterium divides into two. The colony was founded by a single cell at noon. At exactly 12:43 (43 minutes later) the Petri dish was half full.At what time will the dish be full? Activity: Back to work on your makes.
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mr RouthI have been a Maker and a Tinkerer since I could walk. Archives
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