when you rub one material to another,they are charged bynegative charges, or electrons.
Explanation::
When insulating materials rub against each other, they may become electrically charged . Electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. The material that gains electrons becomes negatively charged.
Answers & Comments
Answer:
electrically charged
Explanation:
when you rub one material to another,they are charged by electrically charged
Answer::
when you rub one material to another,they are charged by negative charges, or electrons.
Explanation::
When insulating materials rub against each other, they may become electrically charged . Electrons , which are negatively charged, may be 'rubbed off' one material and on to the other. The material that gains electrons becomes negatively charged.