Research suggests that students have many productive ideas about electrostatic charge, and with appropriate support can build a sophisticated model. What ideas do students have about charging by rubbing?
July 3, 2018
What did you observe in this episode? Talk to your neighbor about what you saw.
Damien rubs and scrapes persistently for much of this episode. What do you think he is trying to do? What does this indicate about his model for charging objects?
What does Cathy seem to think Damien is doing? What does this suggest about her model for charging objects?
What does Alexa do with the materials? How is it different from what Damien does? What does this suggest about her model for charging objects?
Bonnie does not speak much in this episode, but she does interact with the materials. Do her actions suggest anything about her model for charging objects?
What student ideas about charging by rubbing are indicated in this episode?