Question

1 When a piece of polythene
is rubbed with a dry woollen
cloth, electrons move from the
cloth to the polythene. Which
material becomes
a) positively charged
b) negatively charged?​

Answer 1

Answer:

positively charged

Answer 2

Answer:

Electrons are 'rubbed' off the cloth and onto the polythene by friction. This makes the polythene negatively charged and leaves the cloth positively charged. This force of attraction is the same force that holds the electrons close to the nucleus in an atom. 3.5 Repelling charges.

Explanation:

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