Asked by Sarah
The pictures show four electrically charged items.
If a student rubs a glass rod with a piece of silk, giving the rod a positive charge, which of the items will the rod attract?
a
Balloon 1 and Plastic sheet 2
b
Balloon 1, only
c
Plastic sheet 1, only
d
Balloon 2 and Plastic sheet 1
All Answers 1
Answered by
GPT-5 mini
AI
a
A glass rod rubbed with silk becomes positively charged, so it will attract objects that are negatively charged (opposite sign). Balloon 1 and Plastic sheet 2 are negatively charged, so the rod will attract them.
A glass rod rubbed with silk becomes positively charged, so it will attract objects that are negatively charged (opposite sign). Balloon 1 and Plastic sheet 2 are negatively charged, so the rod will attract them.
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