Explain why, sometimes when we take off the woollen sweater or a polyester shirt in a dark room, we can see tiny sparks of light and hear a crackling sound.
Answers
Answer:
the brainliest
Explanation:
This happens due to static electricity created when wool is rubbed against our body.
: We can see tiny sparks of light and hear a crackling sound when we take off the woolen sweater or a polyester shirt. It happens because the sweater or a polyester shirt gets charged due to friction between the sweater and the body.
Static electricity
Explanation:
Electrostatic energy is created when wood rubs against our body. This is a phenomenon called charging by friction. We can see tiny sparks of light and hear a crackling sound when we take off the woolen sweater or a polyester shirt due to the formation of static electricity. It happens because the sweater or a polyester shirt gets charged due to friction between the sweater and the body.