Electric Charge and Static Electricity
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Objective
I can predict the interactions between charged objects based on their charges (positive, negative, or neutral).
Part 1 of 3
Warm-up video
CrashCourse · 9:42Vetted channel
We don't generate video — this one is by CrashCourse on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
11 questions
A plastic rod is rubbed with a piece of wool. If the plastic rod becomes negatively charged, what charge does the wool acquire, and why?
Two balloons are rubbed against a student's hair, giving them both a negative charge. If the balloons are then hung from strings close to each other, will they attract, repel, or remain stationary? Explain your answer.
Part 3 of 3
Exit ticket
Quick comprehension check
“Object A has a charge of +2 Coulombs and Object B has a charge of -3 Coulombs. Will these objects attract, repel, or not interact? Explain your answer. Object X has a neutral charge and Object Y has a charge of -5 Coulombs. Will these objects attract, repel, or not interact? Explain your answer. ”
Sample answer included in the free materials
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