This very simple to perform demo can be made very memorable by ensuring the students see it as a discrepant event. Students are expecting to see a free fall but instead see a low terminal velocity with no obvious source of friction.
Related Resources:
Teacher Demo: Potato Candle
Categories: Teacher Demonstration
In this demonstration, a peeled potato is cut into the form of a candle and an almond slice is used as the candle’s “wick.” The teacher lights the almond slice on fire and it burns. The... read more
Teacher Demo: Unwrapping Packaging
Categories: Teacher Demonstration
Food containers are common sources of waste. These materials can end up in landfill or be diverted by thinking of the 3 Rs: Reduce, Reuse, Recyle. Students will examine product packaging to assess... read more
Teacher Demo/Student Activity: Red Cabbage Indicator
Categories: Lab/Student Activity, Teacher Demonstration
This demonstration illustrates the presence and importance of chemistry in everyday objects, including our food. It is an interesting way to start the discussion of acids and bases or to connect... read more