You watch your friend rub a balloon on their sweater and then stick it to the wall. To investigate, you set up an experiment to test what happens with other objects. What's the test variable in your experiment?

2026-08-17 01:25

Answer: When you put the balloon on the wall after you rubbed it on the sweater. the balloon would either stick to the wall or repel from the wall

depending on what kind of electrons there are on the sweater

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