Will adding soap to water affect how many drops of water will fit on a penny?

!

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

With i really need the correct answer!