Question

How can a charged balloon attract a wall without any contact?

The positive charges of the uncharged wall move to the outside.
The wall changes shape and the positive charges move to the inside.
The negatively charged balloon repels and moves away from the wall.
A positive charge in the balloon attracts the negative charges in the wall.

Answer 1

Because it is charged with the opposite type of energy to the wall.

Answer 2

Answer: A

Explanation: The positive charges of the uncharged wall move to the outside.