Question

Object A is negatively Charged. object A and Object B attract. Object B and Object C repel. Object C and Object D attract. What type of charge does Object B , Object C, and Object D possess?

Answer 1

Remember opposites attract and same charges repel each other.

Object A= negatively charged.

Object A and B attract so B must be positively charged.

Object B and C repel so because B is positively charged C must also be positively charged.

Object C and D attract and because C is positively charged, D must be negatively charged.