Can someone help me with all of these problems and explain them. Ik it’s a lot but I’ll give you brainliest.

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.

po-215 i got it right on the quiz

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error

i don't know people like to fight everywhere rip.