Chemistry, 08.11.2019 01:31, tgould1969
Min tapes a piece of string to each of two ping-pong balls. he hangs the balls so that they are close to one another but do not touch. later, he finds that they have pulled together. they are now touching. what could explain why two balls are now touching?
a) they have both lost their charges
b) they have gained opposite charges
c) they have both gained a positive charge
d) they have both gained a negative charge
Answers: 1
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Min tapes a piece of string to each of two ping-pong balls. he hangs the balls so that they are clos...
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